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Finding the Fourth Proportional to 424,253.88, 585,472.52 and 233,279.55

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Solution

The fourth proportional to 424,253.88, 585,472.52 and 233,279.55 is: 321,926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,253.88 : 585,472.52 = 233,279.55 : x
  2. Step 2: Convert to fraction form
    424,253.88/585,472.52 = 233,279.55/x
  3. Step 3: Cross multiply
    424,253.88x = 585,472.52 × 233,279.55
  4. Step 4: Simplify right side
    424,253.88x = 136,578,766,586.17
  5. Step 5: Solve for x
    x = 136,578,766,586.17/424,253.88
  6. Step 6: Final answer
    x = 321,926.97

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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.