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Finding the Fourth Proportional to 294,707.60, 441,689.70 and 126,028.52

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Solution

The fourth proportional to 294,707.60, 441,689.70 and 126,028.52 is: 188,883.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,707.60 : 441,689.70 = 126,028.52 : x
  2. Step 2: Convert to fraction form
    294,707.60/441,689.70 = 126,028.52/x
  3. Step 3: Cross multiply
    294,707.60x = 441,689.70 × 126,028.52
  4. Step 4: Simplify right side
    294,707.60x = 55,665,499,190.24
  5. Step 5: Solve for x
    x = 55,665,499,190.24/294,707.60
  6. Step 6: Final answer
    x = 188,883.83

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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.