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Finding the Fourth Proportional to 527,654.55, 791,473.44 and 167,820.21

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Solution

The fourth proportional to 527,654.55, 791,473.44 and 167,820.21 is: 251,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,654.55 : 791,473.44 = 167,820.21 : x
  2. Step 2: Convert to fraction form
    527,654.55/791,473.44 = 167,820.21/x
  3. Step 3: Cross multiply
    527,654.55x = 791,473.44 × 167,820.21
  4. Step 4: Simplify right side
    527,654.55x = 132,825,238,910.22
  5. Step 5: Solve for x
    x = 132,825,238,910.22/527,654.55
  6. Step 6: Final answer
    x = 251,727.65

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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.