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Finding the Fourth Proportional to 574,266.80, 861,583.80 and 174,983.60

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Solution

The fourth proportional to 574,266.80, 861,583.80 and 174,983.60 is: 262,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,266.80 : 861,583.80 = 174,983.60 : x
  2. Step 2: Convert to fraction form
    574,266.80/861,583.80 = 174,983.60/x
  3. Step 3: Cross multiply
    574,266.80x = 861,583.80 × 174,983.60
  4. Step 4: Simplify right side
    574,266.80x = 150,763,035,025.68
  5. Step 5: Solve for x
    x = 150,763,035,025.68/574,266.80
  6. Step 6: Final answer
    x = 262,531.34

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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.