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Finding the Fourth Proportional to 250,793.67, 375,548.22 and 138,348.90

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Solution

The fourth proportional to 250,793.67, 375,548.22 and 138,348.90 is: 207,169.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,793.67 : 375,548.22 = 138,348.90 : x
  2. Step 2: Convert to fraction form
    250,793.67/375,548.22 = 138,348.90/x
  3. Step 3: Cross multiply
    250,793.67x = 375,548.22 × 138,348.90
  4. Step 4: Simplify right side
    250,793.67x = 51,956,683,133.96
  5. Step 5: Solve for x
    x = 51,956,683,133.96/250,793.67
  6. Step 6: Final answer
    x = 207,169.04

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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.