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Finding the Fourth Proportional to 267,876.78, 369,674.54 and 147,029.34

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Solution

The fourth proportional to 267,876.78, 369,674.54 and 147,029.34 is: 202,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,876.78 : 369,674.54 = 147,029.34 : x
  2. Step 2: Convert to fraction form
    267,876.78/369,674.54 = 147,029.34/x
  3. Step 3: Cross multiply
    267,876.78x = 369,674.54 × 147,029.34
  4. Step 4: Simplify right side
    267,876.78x = 54,353,003,631.00
  5. Step 5: Solve for x
    x = 54,353,003,631.00/267,876.78
  6. Step 6: Final answer
    x = 202,903.00

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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.