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Finding the Third Proportional to 1,476.42 and 2,265.47

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Solution

The third proportional to 1,476.42 and 2,265.47 is: 3,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.42 : 2,265.47 = 2,265.47 : x
  2. Step 2: Convert to fraction form
    1,476.42/2,265.47 = 2,265.47/x
  3. Step 3: Cross multiply
    1,476.42x = 2,265.47 × 2,265.47
  4. Step 4: Simplify right side
    1,476.42x = 5,132,348.66
  5. Step 5: Solve for x
    x = 5,132,348.66/1,476.42
  6. Step 6: Final answer
    x = 3,476.21

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.