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Finding the Third Proportional to 3,587.25 and 5,135.63

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Solution

The third proportional to 3,587.25 and 5,135.63 is: 7,352.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.25 : 5,135.63 = 5,135.63 : x
  2. Step 2: Convert to fraction form
    3,587.25/5,135.63 = 5,135.63/x
  3. Step 3: Cross multiply
    3,587.25x = 5,135.63 × 5,135.63
  4. Step 4: Simplify right side
    3,587.25x = 26,374,644.14
  5. Step 5: Solve for x
    x = 26,374,644.14/3,587.25
  6. Step 6: Final answer
    x = 7,352.33

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.