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Finding the Third Proportional to 74,366.19 and 113,292.06

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Solution

The third proportional to 74,366.19 and 113,292.06 is: 172,593.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,366.19 : 113,292.06 = 113,292.06 : x
  2. Step 2: Convert to fraction form
    74,366.19/113,292.06 = 113,292.06/x
  3. Step 3: Cross multiply
    74,366.19x = 113,292.06 × 113,292.06
  4. Step 4: Simplify right side
    74,366.19x = 12,835,091,425.50
  5. Step 5: Solve for x
    x = 12,835,091,425.50/74,366.19
  6. Step 6: Final answer
    x = 172,593.11

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.