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Finding the Fourth Proportional to 267,062.63, 368,546.43 and 147,830.63

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Solution

The fourth proportional to 267,062.63, 368,546.43 and 147,830.63 is: 204,006.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,062.63 : 368,546.43 = 147,830.63 : x
  2. Step 2: Convert to fraction form
    267,062.63/368,546.43 = 147,830.63/x
  3. Step 3: Cross multiply
    267,062.63x = 368,546.43 × 147,830.63
  4. Step 4: Simplify right side
    267,062.63x = 54,482,449,088.42
  5. Step 5: Solve for x
    x = 54,482,449,088.42/267,062.63
  6. Step 6: Final answer
    x = 204,006.27

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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.