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Finding the Third Proportional to 27,416.50 and 56,987

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Solution

The third proportional to 27,416.50 and 56,987 is: 118,451.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,416.50 : 56,987 = 56,987 : x
  2. Step 2: Convert to fraction form
    27,416.50/56,987 = 56,987/x
  3. Step 3: Cross multiply
    27,416.50x = 56,987 × 56,987
  4. Step 4: Simplify right side
    27,416.50x = 3,247,518,169
  5. Step 5: Solve for x
    x = 3,247,518,169/27,416.50
  6. Step 6: Final answer
    x = 118,451.23

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.