Home / 968,952.78-1,337,217.66-539,231.58

Finding the Fourth Proportional to 968,952.78, 1,337,217.66 and 539,231.58

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Solution

The fourth proportional to 968,952.78, 1,337,217.66 and 539,231.58 is: 744,174.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,952.78 : 1,337,217.66 = 539,231.58 : x
  2. Step 2: Convert to fraction form
    968,952.78/1,337,217.66 = 539,231.58/x
  3. Step 3: Cross multiply
    968,952.78x = 1,337,217.66 × 539,231.58
  4. Step 4: Simplify right side
    968,952.78x = 721,069,991,605.70
  5. Step 5: Solve for x
    x = 721,069,991,605.70/968,952.78
  6. Step 6: Final answer
    x = 744,174.54

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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.