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Finding the Fourth Proportional to 534,310.93, 801,508.02 and 155,237.80

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Solution

The fourth proportional to 534,310.93, 801,508.02 and 155,237.80 is: 232,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,310.93 : 801,508.02 = 155,237.80 : x
  2. Step 2: Convert to fraction form
    534,310.93/801,508.02 = 155,237.80/x
  3. Step 3: Cross multiply
    534,310.93x = 801,508.02 × 155,237.80
  4. Step 4: Simplify right side
    534,310.93x = 124,424,341,707.16
  5. Step 5: Solve for x
    x = 124,424,341,707.16/534,310.93
  6. Step 6: Final answer
    x = 232,868.79

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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.