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Finding the Fourth Proportional to 356,114.67, 534,252.03 and 119,451.30

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Solution

The fourth proportional to 356,114.67, 534,252.03 and 119,451.30 is: 179,203.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,114.67 : 534,252.03 = 119,451.30 : x
  2. Step 2: Convert to fraction form
    356,114.67/534,252.03 = 119,451.30/x
  3. Step 3: Cross multiply
    356,114.67x = 534,252.03 × 119,451.30
  4. Step 4: Simplify right side
    356,114.67x = 63,817,099,511.14
  5. Step 5: Solve for x
    x = 63,817,099,511.14/356,114.67
  6. Step 6: Final answer
    x = 179,203.79

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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.