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Finding the Fourth Proportional to 267,908.64, 369,718.69 and 147,061.17

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Solution

The fourth proportional to 267,908.64, 369,718.69 and 147,061.17 is: 202,947.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,908.64 : 369,718.69 = 147,061.17 : x
  2. Step 2: Convert to fraction form
    267,908.64/369,718.69 = 147,061.17/x
  3. Step 3: Cross multiply
    267,908.64x = 369,718.69 × 147,061.17
  4. Step 4: Simplify right side
    267,908.64x = 54,371,260,538.37
  5. Step 5: Solve for x
    x = 54,371,260,538.37/267,908.64
  6. Step 6: Final answer
    x = 202,947.03

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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.