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Finding the Fourth Proportional to 431,227.67, 595,095.12 and 240,247.89

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Solution

The fourth proportional to 431,227.67, 595,095.12 and 240,247.89 is: 331,542.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,227.67 : 595,095.12 = 240,247.89 : x
  2. Step 2: Convert to fraction form
    431,227.67/595,095.12 = 240,247.89/x
  3. Step 3: Cross multiply
    431,227.67x = 595,095.12 × 240,247.89
  4. Step 4: Simplify right side
    431,227.67x = 142,970,346,929.30
  5. Step 5: Solve for x
    x = 142,970,346,929.30/431,227.67
  6. Step 6: Final answer
    x = 331,542.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.