Home / 969,019.06-1,337,246.31-539,400.68

Finding the Fourth Proportional to 969,019.06, 1,337,246.31 and 539,400.68

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Solution

The fourth proportional to 969,019.06, 1,337,246.31 and 539,400.68 is: 744,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,019.06 : 1,337,246.31 = 539,400.68 : x
  2. Step 2: Convert to fraction form
    969,019.06/1,337,246.31 = 539,400.68/x
  3. Step 3: Cross multiply
    969,019.06x = 1,337,246.31 × 539,400.68
  4. Step 4: Simplify right side
    969,019.06x = 721,311,568,941.49
  5. Step 5: Solve for x
    x = 721,311,568,941.49/969,019.06
  6. Step 6: Final answer
    x = 744,372.94

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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.