Home / 822,165.60-1,233,248.40-635,311.20

Finding the Fourth Proportional to 822,165.60, 1,233,248.40 and 635,311.20

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Solution

The fourth proportional to 822,165.60, 1,233,248.40 and 635,311.20 is: 952,966.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,165.60 : 1,233,248.40 = 635,311.20 : x
  2. Step 2: Convert to fraction form
    822,165.60/1,233,248.40 = 635,311.20/x
  3. Step 3: Cross multiply
    822,165.60x = 1,233,248.40 × 635,311.20
  4. Step 4: Simplify right side
    822,165.60x = 783,496,520,902.08
  5. Step 5: Solve for x
    x = 783,496,520,902.08/822,165.60
  6. Step 6: Final answer
    x = 952,966.80

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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.