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Finding the Fourth Proportional to 247,342.95, 370,516.88 and 187,473.83

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Solution

The fourth proportional to 247,342.95, 370,516.88 and 187,473.83 is: 280,833.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,342.95 : 370,516.88 = 187,473.83 : x
  2. Step 2: Convert to fraction form
    247,342.95/370,516.88 = 187,473.83/x
  3. Step 3: Cross multiply
    247,342.95x = 370,516.88 × 187,473.83
  4. Step 4: Simplify right side
    247,342.95x = 69,462,215,783.30
  5. Step 5: Solve for x
    x = 69,462,215,783.30/247,342.95
  6. Step 6: Final answer
    x = 280,833.62

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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.