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Finding the Third Proportional to 102,290.63 and 222,077.25

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Solution

The third proportional to 102,290.63 and 222,077.25 is: 482,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,290.63 : 222,077.25 = 222,077.25 : x
  2. Step 2: Convert to fraction form
    102,290.63/222,077.25 = 222,077.25/x
  3. Step 3: Cross multiply
    102,290.63x = 222,077.25 × 222,077.25
  4. Step 4: Simplify right side
    102,290.63x = 49,318,304,967.56
  5. Step 5: Solve for x
    x = 49,318,304,967.56/102,290.63
  6. Step 6: Final answer
    x = 482,139.05

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.