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Finding the Third Proportional to 6,215.50 and 9,029.75

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Solution

The third proportional to 6,215.50 and 9,029.75 is: 13,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.50 : 9,029.75 = 9,029.75 : x
  2. Step 2: Convert to fraction form
    6,215.50/9,029.75 = 9,029.75/x
  3. Step 3: Cross multiply
    6,215.50x = 9,029.75 × 9,029.75
  4. Step 4: Simplify right side
    6,215.50x = 81,536,385.06
  5. Step 5: Solve for x
    x = 81,536,385.06/6,215.50
  6. Step 6: Final answer
    x = 13,118.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.