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Finding the Fourth Proportional to 294,758.01, 441,767.05 and 126,080.08

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Solution

The fourth proportional to 294,758.01, 441,767.05 and 126,080.08 is: 188,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,758.01 : 441,767.05 = 126,080.08 : x
  2. Step 2: Convert to fraction form
    294,758.01/441,767.05 = 126,080.08/x
  3. Step 3: Cross multiply
    294,758.01x = 441,767.05 × 126,080.08
  4. Step 4: Simplify right side
    294,758.01x = 55,698,023,585.75
  5. Step 5: Solve for x
    x = 55,698,023,585.75/294,758.01
  6. Step 6: Final answer
    x = 188,961.87

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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.