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Finding the Third Proportional to 5,540.06 and 8,771.63

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Solution

The third proportional to 5,540.06 and 8,771.63 is: 13,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.06 : 8,771.63 = 8,771.63 : x
  2. Step 2: Convert to fraction form
    5,540.06/8,771.63 = 8,771.63/x
  3. Step 3: Cross multiply
    5,540.06x = 8,771.63 × 8,771.63
  4. Step 4: Simplify right side
    5,540.06x = 76,941,405.14
  5. Step 5: Solve for x
    x = 76,941,405.14/5,540.06
  6. Step 6: Final answer
    x = 13,888.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.