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Finding the Fourth Proportional to 424,253.88, 585,472.68 and 233,279.64

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Solution

The fourth proportional to 424,253.88, 585,472.68 and 233,279.64 is: 321,927.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,253.88 : 585,472.68 = 233,279.64 : x
  2. Step 2: Convert to fraction form
    424,253.88/585,472.68 = 233,279.64/x
  3. Step 3: Cross multiply
    424,253.88x = 585,472.68 × 233,279.64
  4. Step 4: Simplify right side
    424,253.88x = 136,578,856,020.24
  5. Step 5: Solve for x
    x = 136,578,856,020.24/424,253.88
  6. Step 6: Final answer
    x = 321,927.18

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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.