Home / 862,332.46-1,190,512.07-572,337.30

Finding the Fourth Proportional to 862,332.46, 1,190,512.07 and 572,337.30

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Solution

The fourth proportional to 862,332.46, 1,190,512.07 and 572,337.30 is: 790,152.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,332.46 : 1,190,512.07 = 572,337.30 : x
  2. Step 2: Convert to fraction form
    862,332.46/1,190,512.07 = 572,337.30/x
  3. Step 3: Cross multiply
    862,332.46x = 1,190,512.07 × 572,337.30
  4. Step 4: Simplify right side
    862,332.46x = 681,374,463,761.21
  5. Step 5: Solve for x
    x = 681,374,463,761.21/862,332.46
  6. Step 6: Final answer
    x = 790,152.86

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