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Finding the Fourth Proportional to 424,491.98, 585,766.89 and 233,517.74

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Solution

The fourth proportional to 424,491.98, 585,766.89 and 233,517.74 is: 322,236.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,491.98 : 585,766.89 = 233,517.74 : x
  2. Step 2: Convert to fraction form
    424,491.98/585,766.89 = 233,517.74/x
  3. Step 3: Cross multiply
    424,491.98x = 585,766.89 × 233,517.74
  4. Step 4: Simplify right side
    424,491.98x = 136,786,957,390.79
  5. Step 5: Solve for x
    x = 136,786,957,390.79/424,491.98
  6. Step 6: Final answer
    x = 322,236.85

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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.