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Finding the Third Proportional to 113,167.13 and 210,286.13

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Solution

The third proportional to 113,167.13 and 210,286.13 is: 390,751.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,167.13 : 210,286.13 = 210,286.13 : x
  2. Step 2: Convert to fraction form
    113,167.13/210,286.13 = 210,286.13/x
  3. Step 3: Cross multiply
    113,167.13x = 210,286.13 × 210,286.13
  4. Step 4: Simplify right side
    113,167.13x = 44,220,254,367.52
  5. Step 5: Solve for x
    x = 44,220,254,367.52/113,167.13
  6. Step 6: Final answer
    x = 390,751.77

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.