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Finding the Fourth Proportional to 426,252.70, 588,227.54 and 235,264.78

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Solution

The fourth proportional to 426,252.70, 588,227.54 and 235,264.78 is: 324,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,252.70 : 588,227.54 = 235,264.78 : x
  2. Step 2: Convert to fraction form
    426,252.70/588,227.54 = 235,264.78/x
  3. Step 3: Cross multiply
    426,252.70x = 588,227.54 × 235,264.78
  4. Step 4: Simplify right side
    426,252.70x = 138,389,222,788.04
  5. Step 5: Solve for x
    x = 138,389,222,788.04/426,252.70
  6. Step 6: Final answer
    x = 324,664.74

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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.