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Finding the Fourth Proportional to 624,175.60, 935,034.60 and 579,938.80

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Solution

The fourth proportional to 624,175.60, 935,034.60 and 579,938.80 is: 868,766.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,175.60 : 935,034.60 = 579,938.80 : x
  2. Step 2: Convert to fraction form
    624,175.60/935,034.60 = 579,938.80/x
  3. Step 3: Cross multiply
    624,175.60x = 935,034.60 × 579,938.80
  4. Step 4: Simplify right side
    624,175.60x = 542,262,843,882.48
  5. Step 5: Solve for x
    x = 542,262,843,882.48/624,175.60
  6. Step 6: Final answer
    x = 868,766.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.