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Finding the Fourth Proportional to 503,627.76, 755,441.64 and 166,577.85

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Solution

The fourth proportional to 503,627.76, 755,441.64 and 166,577.85 is: 249,866.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,627.76 : 755,441.64 = 166,577.85 : x
  2. Step 2: Convert to fraction form
    503,627.76/755,441.64 = 166,577.85/x
  3. Step 3: Cross multiply
    503,627.76x = 755,441.64 × 166,577.85
  4. Step 4: Simplify right side
    503,627.76x = 125,839,844,191.67
  5. Step 5: Solve for x
    x = 125,839,844,191.67/503,627.76
  6. Step 6: Final answer
    x = 249,866.78

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Similar ratio
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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.