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Finding the Third Proportional to 12,520.83 and 26,985.66

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Solution

The third proportional to 12,520.83 and 26,985.66 is: 58,161.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,520.83 : 26,985.66 = 26,985.66 : x
  2. Step 2: Convert to fraction form
    12,520.83/26,985.66 = 26,985.66/x
  3. Step 3: Cross multiply
    12,520.83x = 26,985.66 × 26,985.66
  4. Step 4: Simplify right side
    12,520.83x = 728,225,643.24
  5. Step 5: Solve for x
    x = 728,225,643.24/12,520.83
  6. Step 6: Final answer
    x = 58,161.14

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.