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Finding the Fourth Proportional to 294,695.10, 441,672.84 and 126,017.01

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Solution

The fourth proportional to 294,695.10, 441,672.84 and 126,017.01 is: 188,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,695.10 : 441,672.84 = 126,017.01 : x
  2. Step 2: Convert to fraction form
    294,695.10/441,672.84 = 126,017.01/x
  3. Step 3: Cross multiply
    294,695.10x = 441,672.84 × 126,017.01
  4. Step 4: Simplify right side
    294,695.10x = 55,658,290,695.01
  5. Step 5: Solve for x
    x = 55,658,290,695.01/294,695.10
  6. Step 6: Final answer
    x = 188,867.38

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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.