Home / 969,397.16-1,337,742-539,677.32

Finding the Fourth Proportional to 969,397.16, 1,337,742 and 539,677.32

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Solution

The fourth proportional to 969,397.16, 1,337,742 and 539,677.32 is: 744,740.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,397.16 : 1,337,742 = 539,677.32 : x
  2. Step 2: Convert to fraction form
    969,397.16/1,337,742 = 539,677.32/x
  3. Step 3: Cross multiply
    969,397.16x = 1,337,742 × 539,677.32
  4. Step 4: Simplify right side
    969,397.16x = 721,949,017,411.44
  5. Step 5: Solve for x
    x = 721,949,017,411.44/969,397.16
  6. Step 6: Final answer
    x = 744,740.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.