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Finding the Fourth Proportional to 527,104.20, 790,649.30 and 127,748.42

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Solution

The fourth proportional to 527,104.20, 790,649.30 and 127,748.42 is: 191,620.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,104.20 : 790,649.30 = 127,748.42 : x
  2. Step 2: Convert to fraction form
    527,104.20/790,649.30 = 127,748.42/x
  3. Step 3: Cross multiply
    527,104.20x = 790,649.30 × 127,748.42
  4. Step 4: Simplify right side
    527,104.20x = 101,004,198,849.11
  5. Step 5: Solve for x
    x = 101,004,198,849.11/527,104.20
  6. Step 6: Final answer
    x = 191,620.93

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