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Finding the Third Proportional to 5,387.77 and 8,058.87

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Solution

The third proportional to 5,387.77 and 8,058.87 is: 12,054.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.77 : 8,058.87 = 8,058.87 : x
  2. Step 2: Convert to fraction form
    5,387.77/8,058.87 = 8,058.87/x
  3. Step 3: Cross multiply
    5,387.77x = 8,058.87 × 8,058.87
  4. Step 4: Simplify right side
    5,387.77x = 64,945,340.35
  5. Step 5: Solve for x
    x = 64,945,340.35/5,387.77
  6. Step 6: Final answer
    x = 12,054.23

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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.