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Finding the Fourth Proportional to 1,546.44, 2,134.29 and 883.14

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Solution

The fourth proportional to 1,546.44, 2,134.29 and 883.14 is: 1,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.44 : 2,134.29 = 883.14 : x
  2. Step 2: Convert to fraction form
    1,546.44/2,134.29 = 883.14/x
  3. Step 3: Cross multiply
    1,546.44x = 2,134.29 × 883.14
  4. Step 4: Simplify right side
    1,546.44x = 1,884,876.87
  5. Step 5: Solve for x
    x = 1,884,876.87/1,546.44
  6. Step 6: Final answer
    x = 1,218.85

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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.