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Finding the Fourth Proportional to 247,548.80, 371,323.20 and 60,560.30

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Solution

The fourth proportional to 247,548.80, 371,323.20 and 60,560.30 is: 90,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,548.80 : 371,323.20 = 60,560.30 : x
  2. Step 2: Convert to fraction form
    247,548.80/371,323.20 = 60,560.30/x
  3. Step 3: Cross multiply
    247,548.80x = 371,323.20 × 60,560.30
  4. Step 4: Simplify right side
    247,548.80x = 22,487,444,388.96
  5. Step 5: Solve for x
    x = 22,487,444,388.96/247,548.80
  6. Step 6: Final answer
    x = 90,840.45

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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.