Home / 4,708,145.40-7,062,218.10-4,424,710.20

Finding the Fourth Proportional to 4,708,145.40, 7,062,218.10 and 4,424,710.20

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Solution

The fourth proportional to 4,708,145.40, 7,062,218.10 and 4,424,710.20 is: 6,637,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708,145.40 : 7,062,218.10 = 4,424,710.20 : x
  2. Step 2: Convert to fraction form
    4,708,145.40/7,062,218.10 = 4,424,710.20/x
  3. Step 3: Cross multiply
    4,708,145.40x = 7,062,218.10 × 4,424,710.20
  4. Step 4: Simplify right side
    4,708,145.40x = 31,248,268,461,694.62
  5. Step 5: Solve for x
    x = 31,248,268,461,694.62/4,708,145.40
  6. Step 6: Final answer
    x = 6,637,065.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.