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Finding the Fourth Proportional to 534,001.73, 800,878.00 and 154,820.69

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Solution

The fourth proportional to 534,001.73, 800,878.00 and 154,820.69 is: 232,194.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,001.73 : 800,878.00 = 154,820.69 : x
  2. Step 2: Convert to fraction form
    534,001.73/800,878.00 = 154,820.69/x
  3. Step 3: Cross multiply
    534,001.73x = 800,878.00 × 154,820.69
  4. Step 4: Simplify right side
    534,001.73x = 123,992,487,972.90
  5. Step 5: Solve for x
    x = 123,992,487,972.90/534,001.73
  6. Step 6: Final answer
    x = 232,194.92

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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.