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Finding the Third Proportional to 4,267 and 4,712.50

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Solution

The third proportional to 4,267 and 4,712.50 is: 5,204.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267 : 4,712.50 = 4,712.50 : x
  2. Step 2: Convert to fraction form
    4,267/4,712.50 = 4,712.50/x
  3. Step 3: Cross multiply
    4,267x = 4,712.50 × 4,712.50
  4. Step 4: Simplify right side
    4,267x = 22,207,656.25
  5. Step 5: Solve for x
    x = 22,207,656.25/4,267
  6. Step 6: Final answer
    x = 5,204.51

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.