Home / 724,487.41-1,085,317.39-474,411.25

Finding the Fourth Proportional to 724,487.41, 1,085,317.39 and 474,411.25

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Solution

The fourth proportional to 724,487.41, 1,085,317.39 and 474,411.25 is: 710,691.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,487.41 : 1,085,317.39 = 474,411.25 : x
  2. Step 2: Convert to fraction form
    724,487.41/1,085,317.39 = 474,411.25/x
  3. Step 3: Cross multiply
    724,487.41x = 1,085,317.39 × 474,411.25
  4. Step 4: Simplify right side
    724,487.41x = 514,886,779,636.64
  5. Step 5: Solve for x
    x = 514,886,779,636.64/724,487.41
  6. Step 6: Final answer
    x = 710,691.13

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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.