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Finding the Fourth Proportional to 356,764.88, 535,229.22 and 120,101.24

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Solution

The fourth proportional to 356,764.88, 535,229.22 and 120,101.24 is: 180,179.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,764.88 : 535,229.22 = 120,101.24 : x
  2. Step 2: Convert to fraction form
    356,764.88/535,229.22 = 120,101.24/x
  3. Step 3: Cross multiply
    356,764.88x = 535,229.22 × 120,101.24
  4. Step 4: Simplify right side
    356,764.88x = 64,281,693,006.23
  5. Step 5: Solve for x
    x = 64,281,693,006.23/356,764.88
  6. Step 6: Final answer
    x = 180,179.43

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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.