Home / 373,310.76-559,758.18-221,569.44

Finding the Fourth Proportional to 373,310.76, 559,758.18 and 221,569.44

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Solution

The fourth proportional to 373,310.76, 559,758.18 and 221,569.44 is: 332,230.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,310.76 : 559,758.18 = 221,569.44 : x
  2. Step 2: Convert to fraction form
    373,310.76/559,758.18 = 221,569.44/x
  3. Step 3: Cross multiply
    373,310.76x = 559,758.18 × 221,569.44
  4. Step 4: Simplify right side
    373,310.76x = 124,025,306,478.02
  5. Step 5: Solve for x
    x = 124,025,306,478.02/373,310.76
  6. Step 6: Final answer
    x = 332,230.73

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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.