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Finding the Fourth Proportional to 624,161.60, 935,013.60 and 579,924.80

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Solution

The fourth proportional to 624,161.60, 935,013.60 and 579,924.80 is: 868,745.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,161.60 : 935,013.60 = 579,924.80 : x
  2. Step 2: Convert to fraction form
    624,161.60/935,013.60 = 579,924.80/x
  3. Step 3: Cross multiply
    624,161.60x = 935,013.60 × 579,924.80
  4. Step 4: Simplify right side
    624,161.60x = 542,237,574,977.28
  5. Step 5: Solve for x
    x = 542,237,574,977.28/624,161.60
  6. Step 6: Final answer
    x = 868,745.49

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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.