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Finding the Third Proportional to 26,681 and 39,967.50

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Solution

The third proportional to 26,681 and 39,967.50 is: 59,870.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,681 : 39,967.50 = 39,967.50 : x
  2. Step 2: Convert to fraction form
    26,681/39,967.50 = 39,967.50/x
  3. Step 3: Cross multiply
    26,681x = 39,967.50 × 39,967.50
  4. Step 4: Simplify right side
    26,681x = 1,597,401,056.25
  5. Step 5: Solve for x
    x = 1,597,401,056.25/26,681
  6. Step 6: Final answer
    x = 59,870.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.