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Finding the Third Proportional to 4,215 and 6,052.50

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Solution

The third proportional to 4,215 and 6,052.50 is: 8,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215 : 6,052.50 = 6,052.50 : x
  2. Step 2: Convert to fraction form
    4,215/6,052.50 = 6,052.50/x
  3. Step 3: Cross multiply
    4,215x = 6,052.50 × 6,052.50
  4. Step 4: Simplify right side
    4,215x = 36,632,756.25
  5. Step 5: Solve for x
    x = 36,632,756.25/4,215
  6. Step 6: Final answer
    x = 8,691.05

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.