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Finding the Fourth Proportional to 2,253, 3,380.14 and 714.04

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Solution

The fourth proportional to 2,253, 3,380.14 and 714.04 is: 1,071.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253 : 3,380.14 = 714.04 : x
  2. Step 2: Convert to fraction form
    2,253/3,380.14 = 714.04/x
  3. Step 3: Cross multiply
    2,253x = 3,380.14 × 714.04
  4. Step 4: Simplify right side
    2,253x = 2,413,555.17
  5. Step 5: Solve for x
    x = 2,413,555.17/2,253
  6. Step 6: Final answer
    x = 1,071.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.