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Finding the Fourth Proportional to 431,818.48, 595,910.55 and 240,844.24

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Solution

The fourth proportional to 431,818.48, 595,910.55 and 240,844.24 is: 332,365.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,818.48 : 595,910.55 = 240,844.24 : x
  2. Step 2: Convert to fraction form
    431,818.48/595,910.55 = 240,844.24/x
  3. Step 3: Cross multiply
    431,818.48x = 595,910.55 × 240,844.24
  4. Step 4: Simplify right side
    431,818.48x = 143,521,623,522.73
  5. Step 5: Solve for x
    x = 143,521,623,522.73/431,818.48
  6. Step 6: Final answer
    x = 332,365.64

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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.