Home / 656,522.20-984,092.10-257,008.60

Finding the Fourth Proportional to 656,522.20, 984,092.10 and 257,008.60

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Solution

The fourth proportional to 656,522.20, 984,092.10 and 257,008.60 is: 385,242.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,522.20 : 984,092.10 = 257,008.60 : x
  2. Step 2: Convert to fraction form
    656,522.20/984,092.10 = 257,008.60/x
  3. Step 3: Cross multiply
    656,522.20x = 984,092.10 × 257,008.60
  4. Step 4: Simplify right side
    656,522.20x = 252,920,132,892.06
  5. Step 5: Solve for x
    x = 252,920,132,892.06/656,522.20
  6. Step 6: Final answer
    x = 385,242.32

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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.