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Finding the Fourth Proportional to 1,546.53, 2,134 and 883.34

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Solution

The fourth proportional to 1,546.53, 2,134 and 883.34 is: 1,218.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.53 : 2,134 = 883.34 : x
  2. Step 2: Convert to fraction form
    1,546.53/2,134 = 883.34/x
  3. Step 3: Cross multiply
    1,546.53x = 2,134 × 883.34
  4. Step 4: Simplify right side
    1,546.53x = 1,885,047.56
  5. Step 5: Solve for x
    x = 1,885,047.56/1,546.53
  6. Step 6: Final answer
    x = 1,218.89

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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.