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Finding the Fourth Proportional to 332,203.68, 497,998.53 and 132,475.50

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Solution

The fourth proportional to 332,203.68, 497,998.53 and 132,475.50 is: 198,590.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,203.68 : 497,998.53 = 132,475.50 : x
  2. Step 2: Convert to fraction form
    332,203.68/497,998.53 = 132,475.50/x
  3. Step 3: Cross multiply
    332,203.68x = 497,998.53 × 132,475.50
  4. Step 4: Simplify right side
    332,203.68x = 65,972,604,261.02
  5. Step 5: Solve for x
    x = 65,972,604,261.02/332,203.68
  6. Step 6: Final answer
    x = 198,590.83

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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.