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Finding the Fourth Proportional to 267,753.08, 369,434.04 and 154,575.56

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Solution

The fourth proportional to 267,753.08, 369,434.04 and 154,575.56 is: 213,276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,753.08 : 369,434.04 = 154,575.56 : x
  2. Step 2: Convert to fraction form
    267,753.08/369,434.04 = 154,575.56/x
  3. Step 3: Cross multiply
    267,753.08x = 369,434.04 × 154,575.56
  4. Step 4: Simplify right side
    267,753.08x = 57,105,473,616.06
  5. Step 5: Solve for x
    x = 57,105,473,616.06/267,753.08
  6. Step 6: Final answer
    x = 213,276.63

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1.5x scale

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.