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Finding the Fourth Proportional to 350,793.60, 525,844.80 and 173,155.20

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Solution

The fourth proportional to 350,793.60, 525,844.80 and 173,155.20 is: 259,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,793.60 : 525,844.80 = 173,155.20 : x
  2. Step 2: Convert to fraction form
    350,793.60/525,844.80 = 173,155.20/x
  3. Step 3: Cross multiply
    350,793.60x = 525,844.80 × 173,155.20
  4. Step 4: Simplify right side
    350,793.60x = 91,052,761,512.96
  5. Step 5: Solve for x
    x = 91,052,761,512.96/350,793.60
  6. Step 6: Final answer
    x = 259,562.21

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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.