Home / 732,245.40-1,098,368.10-417,317.40

Finding the Fourth Proportional to 732,245.40, 1,098,368.10 and 417,317.40

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Solution

The fourth proportional to 732,245.40, 1,098,368.10 and 417,317.40 is: 625,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,245.40 : 1,098,368.10 = 417,317.40 : x
  2. Step 2: Convert to fraction form
    732,245.40/1,098,368.10 = 417,317.40/x
  3. Step 3: Cross multiply
    732,245.40x = 1,098,368.10 × 417,317.40
  4. Step 4: Simplify right side
    732,245.40x = 458,368,119,734.94
  5. Step 5: Solve for x
    x = 458,368,119,734.94/732,245.40
  6. Step 6: Final answer
    x = 625,976.10

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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.