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Finding the Fourth Proportional to 267,875.78, 369,673.16 and 147,028.34

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Solution

The fourth proportional to 267,875.78, 369,673.16 and 147,028.34 is: 202,901.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,875.78 : 369,673.16 = 147,028.34 : x
  2. Step 2: Convert to fraction form
    267,875.78/369,673.16 = 147,028.34/x
  3. Step 3: Cross multiply
    267,875.78x = 369,673.16 × 147,028.34
  4. Step 4: Simplify right side
    267,875.78x = 54,352,428,473.85
  5. Step 5: Solve for x
    x = 54,352,428,473.85/267,875.78
  6. Step 6: Final answer
    x = 202,901.62

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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.