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Finding the Fourth Proportional to 353,537.40, 529,722.90 and 332,542.20

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Solution

The fourth proportional to 353,537.40, 529,722.90 and 332,542.20 is: 498,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,537.40 : 529,722.90 = 332,542.20 : x
  2. Step 2: Convert to fraction form
    353,537.40/529,722.90 = 332,542.20/x
  3. Step 3: Cross multiply
    353,537.40x = 529,722.90 × 332,542.20
  4. Step 4: Simplify right side
    353,537.40x = 176,155,218,556.38
  5. Step 5: Solve for x
    x = 176,155,218,556.38/353,537.40
  6. Step 6: Final answer
    x = 498,264.73

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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.