Home / 451,447.20-676,937.52-226,565.28

Finding the Fourth Proportional to 451,447.20, 676,937.52 and 226,565.28

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Solution

The fourth proportional to 451,447.20, 676,937.52 and 226,565.28 is: 339,730.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,447.20 : 676,937.52 = 226,565.28 : x
  2. Step 2: Convert to fraction form
    451,447.20/676,937.52 = 226,565.28/x
  3. Step 3: Cross multiply
    451,447.20x = 676,937.52 × 226,565.28
  4. Step 4: Simplify right side
    451,447.20x = 153,370,538,761.31
  5. Step 5: Solve for x
    x = 153,370,538,761.31/451,447.20
  6. Step 6: Final answer
    x = 339,730.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.