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Finding the Fourth Proportional to 624,153.60, 935,001.60 and 579,916.80

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Solution

The fourth proportional to 624,153.60, 935,001.60 and 579,916.80 is: 868,733.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,153.60 : 935,001.60 = 579,916.80 : x
  2. Step 2: Convert to fraction form
    624,153.60/935,001.60 = 579,916.80/x
  3. Step 3: Cross multiply
    624,153.60x = 935,001.60 × 579,916.80
  4. Step 4: Simplify right side
    624,153.60x = 542,223,135,866.88
  5. Step 5: Solve for x
    x = 542,223,135,866.88/624,153.60
  6. Step 6: Final answer
    x = 868,733.49

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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.