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Finding the Fourth Proportional to 550,031.18, 825,047.42 and 150,675.39

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Solution

The fourth proportional to 550,031.18, 825,047.42 and 150,675.39 is: 226,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,031.18 : 825,047.42 = 150,675.39 : x
  2. Step 2: Convert to fraction form
    550,031.18/825,047.42 = 150,675.39/x
  3. Step 3: Cross multiply
    550,031.18x = 825,047.42 × 150,675.39
  4. Step 4: Simplify right side
    550,031.18x = 124,314,341,023.62
  5. Step 5: Solve for x
    x = 124,314,341,023.62/550,031.18
  6. Step 6: Final answer
    x = 226,013.26

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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.