Home / 574,712.20-862,068.30-148,247.20

Finding the Fourth Proportional to 574,712.20, 862,068.30 and 148,247.20

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Solution

The fourth proportional to 574,712.20, 862,068.30 and 148,247.20 is: 222,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,712.20 : 862,068.30 = 148,247.20 : x
  2. Step 2: Convert to fraction form
    574,712.20/862,068.30 = 148,247.20/x
  3. Step 3: Cross multiply
    574,712.20x = 862,068.30 × 148,247.20
  4. Step 4: Simplify right side
    574,712.20x = 127,799,211,683.76
  5. Step 5: Solve for x
    x = 127,799,211,683.76/574,712.20
  6. Step 6: Final answer
    x = 222,370.80

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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.