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Finding the Fourth Proportional to 443,177.53, 665,390.50 and 227,193.46

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Solution

The fourth proportional to 443,177.53, 665,390.50 and 227,193.46 is: 341,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,177.53 : 665,390.50 = 227,193.46 : x
  2. Step 2: Convert to fraction form
    443,177.53/665,390.50 = 227,193.46/x
  3. Step 3: Cross multiply
    443,177.53x = 665,390.50 × 227,193.46
  4. Step 4: Simplify right side
    443,177.53x = 151,172,367,714.67
  5. Step 5: Solve for x
    x = 151,172,367,714.67/443,177.53
  6. Step 6: Final answer
    x = 341,110.18

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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.