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Finding the Fourth Proportional to 367,070.70, 550,542.56 and 97,202.72

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Solution

The fourth proportional to 367,070.70, 550,542.56 and 97,202.72 is: 145,787.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,070.70 : 550,542.56 = 97,202.72 : x
  2. Step 2: Convert to fraction form
    367,070.70/550,542.56 = 97,202.72/x
  3. Step 3: Cross multiply
    367,070.70x = 550,542.56 × 97,202.72
  4. Step 4: Simplify right side
    367,070.70x = 53,514,232,101.30
  5. Step 5: Solve for x
    x = 53,514,232,101.30/367,070.70
  6. Step 6: Final answer
    x = 145,787.26

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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.