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Finding the Fourth Proportional to 350,397.60, 524,991.60 and 163,024.80

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Solution

The fourth proportional to 350,397.60, 524,991.60 and 163,024.80 is: 244,255.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,397.60 : 524,991.60 = 163,024.80 : x
  2. Step 2: Convert to fraction form
    350,397.60/524,991.60 = 163,024.80/x
  3. Step 3: Cross multiply
    350,397.60x = 524,991.60 × 163,024.80
  4. Step 4: Simplify right side
    350,397.60x = 85,586,650,591.68
  5. Step 5: Solve for x
    x = 85,586,650,591.68/350,397.60
  6. Step 6: Final answer
    x = 244,255.81

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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.