Home / 3,305,863.40-4,958,795.10-3,280,980.20

Finding the Fourth Proportional to 3,305,863.40, 4,958,795.10 and 3,280,980.20

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Solution

The fourth proportional to 3,305,863.40, 4,958,795.10 and 3,280,980.20 is: 4,921,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305,863.40 : 4,958,795.10 = 3,280,980.20 : x
  2. Step 2: Convert to fraction form
    3,305,863.40/4,958,795.10 = 3,280,980.20/x
  3. Step 3: Cross multiply
    3,305,863.40x = 4,958,795.10 × 3,280,980.20
  4. Step 4: Simplify right side
    3,305,863.40x = 16,269,708,538,957.02
  5. Step 5: Solve for x
    x = 16,269,708,538,957.02/3,305,863.40
  6. Step 6: Final answer
    x = 4,921,470.30

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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.