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Finding the Fourth Proportional to 550,494.80, 825,743.44 and 151,141.04

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Solution

The fourth proportional to 550,494.80, 825,743.44 and 151,141.04 is: 226,711.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,494.80 : 825,743.44 = 151,141.04 : x
  2. Step 2: Convert to fraction form
    550,494.80/825,743.44 = 151,141.04/x
  3. Step 3: Cross multiply
    550,494.80x = 825,743.44 × 151,141.04
  4. Step 4: Simplify right side
    550,494.80x = 124,803,722,294.78
  5. Step 5: Solve for x
    x = 124,803,722,294.78/550,494.80
  6. Step 6: Final answer
    x = 226,711.90

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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.