Home / 1,102,179.20-1,653,268.80-472,323.20

Finding the Fourth Proportional to 1,102,179.20, 1,653,268.80 and 472,323.20

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Solution

The fourth proportional to 1,102,179.20, 1,653,268.80 and 472,323.20 is: 708,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,179.20 : 1,653,268.80 = 472,323.20 : x
  2. Step 2: Convert to fraction form
    1,102,179.20/1,653,268.80 = 472,323.20/x
  3. Step 3: Cross multiply
    1,102,179.20x = 1,653,268.80 × 472,323.20
  4. Step 4: Simplify right side
    1,102,179.20x = 780,877,210,076.16
  5. Step 5: Solve for x
    x = 780,877,210,076.16/1,102,179.20
  6. Step 6: Final answer
    x = 708,484.80

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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.