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Finding the Fourth Proportional to 267,864.55, 369,651.99 and 147,007.82

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Solution

The fourth proportional to 267,864.55, 369,651.99 and 147,007.82 is: 202,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,864.55 : 369,651.99 = 147,007.82 : x
  2. Step 2: Convert to fraction form
    267,864.55/369,651.99 = 147,007.82/x
  3. Step 3: Cross multiply
    267,864.55x = 369,651.99 × 147,007.82
  4. Step 4: Simplify right side
    267,864.55x = 54,341,733,208.56
  5. Step 5: Solve for x
    x = 54,341,733,208.56/267,864.55
  6. Step 6: Final answer
    x = 202,870.20

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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.