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Finding the Fourth Proportional to 267,371.76, 368,973.02 and 159,946.32

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Solution

The fourth proportional to 267,371.76, 368,973.02 and 159,946.32 is: 220,725.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,371.76 : 368,973.02 = 159,946.32 : x
  2. Step 2: Convert to fraction form
    267,371.76/368,973.02 = 159,946.32/x
  3. Step 3: Cross multiply
    267,371.76x = 368,973.02 × 159,946.32
  4. Step 4: Simplify right side
    267,371.76x = 59,015,876,728.29
  5. Step 5: Solve for x
    x = 59,015,876,728.29/267,371.76
  6. Step 6: Final answer
    x = 220,725.92

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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.