Home / 968,988.67-1,337,191.30-539,268.68

Finding the Fourth Proportional to 968,988.67, 1,337,191.30 and 539,268.68

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Solution

The fourth proportional to 968,988.67, 1,337,191.30 and 539,268.68 is: 744,183.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,988.67 : 1,337,191.30 = 539,268.68 : x
  2. Step 2: Convert to fraction form
    968,988.67/1,337,191.30 = 539,268.68/x
  3. Step 3: Cross multiply
    968,988.67x = 1,337,191.30 × 539,268.68
  4. Step 4: Simplify right side
    968,988.67x = 721,105,387,258.48
  5. Step 5: Solve for x
    x = 721,105,387,258.48/968,988.67
  6. Step 6: Final answer
    x = 744,183.51

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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.