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Finding the Third Proportional to 38,990.11 and 55,717.24

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Solution

The third proportional to 38,990.11 and 55,717.24 is: 79,620.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,990.11 : 55,717.24 = 55,717.24 : x
  2. Step 2: Convert to fraction form
    38,990.11/55,717.24 = 55,717.24/x
  3. Step 3: Cross multiply
    38,990.11x = 55,717.24 × 55,717.24
  4. Step 4: Simplify right side
    38,990.11x = 3,104,411,076.98
  5. Step 5: Solve for x
    x = 3,104,411,076.98/38,990.11
  6. Step 6: Final answer
    x = 79,620.48

Related Problems

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1.5x scale

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.