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Finding the Fourth Proportional to 424,489.64, 585,811.14 and 233,517.56

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Solution

The fourth proportional to 424,489.64, 585,811.14 and 233,517.56 is: 322,262.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,489.64 : 585,811.14 = 233,517.56 : x
  2. Step 2: Convert to fraction form
    424,489.64/585,811.14 = 233,517.56/x
  3. Step 3: Cross multiply
    424,489.64x = 585,811.14 × 233,517.56
  4. Step 4: Simplify right side
    424,489.64x = 136,797,188,033.62
  5. Step 5: Solve for x
    x = 136,797,188,033.62/424,489.64
  6. Step 6: Final answer
    x = 322,262.72

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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.