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Finding the Fourth Proportional to 296,761.56, 410,089.80 and 225,008.52

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Solution

The fourth proportional to 296,761.56, 410,089.80 and 225,008.52 is: 310,935.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,761.56 : 410,089.80 = 225,008.52 : x
  2. Step 2: Convert to fraction form
    296,761.56/410,089.80 = 225,008.52/x
  3. Step 3: Cross multiply
    296,761.56x = 410,089.80 × 225,008.52
  4. Step 4: Simplify right side
    296,761.56x = 92,273,698,965.10
  5. Step 5: Solve for x
    x = 92,273,698,965.10/296,761.56
  6. Step 6: Final answer
    x = 310,935.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.