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Finding the Fourth Proportional to 240,264.95, 360,576.95 and 90,652.79

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Solution

The fourth proportional to 240,264.95, 360,576.95 and 90,652.79 is: 136,046.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,264.95 : 360,576.95 = 90,652.79 : x
  2. Step 2: Convert to fraction form
    240,264.95/360,576.95 = 90,652.79/x
  3. Step 3: Cross multiply
    240,264.95x = 360,576.95 × 90,652.79
  4. Step 4: Simplify right side
    240,264.95x = 32,687,306,527.19
  5. Step 5: Solve for x
    x = 32,687,306,527.19/240,264.95
  6. Step 6: Final answer
    x = 136,046.92

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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.