Home / 969,397.77-1,337,742.85-539,677.89

Finding the Fourth Proportional to 969,397.77, 1,337,742.85 and 539,677.89

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Solution

The fourth proportional to 969,397.77, 1,337,742.85 and 539,677.89 is: 744,740.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,397.77 : 1,337,742.85 = 539,677.89 : x
  2. Step 2: Convert to fraction form
    969,397.77/1,337,742.85 = 539,677.89/x
  3. Step 3: Cross multiply
    969,397.77x = 1,337,742.85 × 539,677.89
  4. Step 4: Simplify right side
    969,397.77x = 721,950,238,650.59
  5. Step 5: Solve for x
    x = 721,950,238,650.59/969,397.77
  6. Step 6: Final answer
    x = 744,740.97

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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.