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Finding the Third Proportional to 113,418.56 and 247,613.06

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Solution

The third proportional to 113,418.56 and 247,613.06 is: 540,583.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,418.56 : 247,613.06 = 247,613.06 : x
  2. Step 2: Convert to fraction form
    113,418.56/247,613.06 = 247,613.06/x
  3. Step 3: Cross multiply
    113,418.56x = 247,613.06 × 247,613.06
  4. Step 4: Simplify right side
    113,418.56x = 61,312,228,720.63
  5. Step 5: Solve for x
    x = 61,312,228,720.63/113,418.56
  6. Step 6: Final answer
    x = 540,583.72

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.