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Finding the Fourth Proportional to 503,630.76, 755,446.14 and 166,580.85

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Solution

The fourth proportional to 503,630.76, 755,446.14 and 166,580.85 is: 249,871.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,630.76 : 755,446.14 = 166,580.85 : x
  2. Step 2: Convert to fraction form
    503,630.76/755,446.14 = 166,580.85/x
  3. Step 3: Cross multiply
    503,630.76x = 755,446.14 × 166,580.85
  4. Step 4: Simplify right side
    503,630.76x = 125,842,860,130.42
  5. Step 5: Solve for x
    x = 125,842,860,130.42/503,630.76
  6. Step 6: Final answer
    x = 249,871.28

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Similar ratio
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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.