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Finding the Third Proportional to 7,256.25 and 15,897

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Solution

The third proportional to 7,256.25 and 15,897 is: 34,827.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.25 : 15,897 = 15,897 : x
  2. Step 2: Convert to fraction form
    7,256.25/15,897 = 15,897/x
  3. Step 3: Cross multiply
    7,256.25x = 15,897 × 15,897
  4. Step 4: Simplify right side
    7,256.25x = 252,714,609
  5. Step 5: Solve for x
    x = 252,714,609/7,256.25
  6. Step 6: Final answer
    x = 34,827.16

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.