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Finding the Fourth Proportional to 618,147.77, 927,354.86 and 191,675.02

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Solution

The fourth proportional to 618,147.77, 927,354.86 and 191,675.02 is: 287,553.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,147.77 : 927,354.86 = 191,675.02 : x
  2. Step 2: Convert to fraction form
    618,147.77/927,354.86 = 191,675.02/x
  3. Step 3: Cross multiply
    618,147.77x = 927,354.86 × 191,675.02
  4. Step 4: Simplify right side
    618,147.77x = 177,750,761,337.60
  5. Step 5: Solve for x
    x = 177,750,761,337.60/618,147.77
  6. Step 6: Final answer
    x = 287,553.83

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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.