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Finding the Third Proportional to 103,557.87 and 223,455.59

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Solution

The third proportional to 103,557.87 and 223,455.59 is: 482,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,557.87 : 223,455.59 = 223,455.59 : x
  2. Step 2: Convert to fraction form
    103,557.87/223,455.59 = 223,455.59/x
  3. Step 3: Cross multiply
    103,557.87x = 223,455.59 × 223,455.59
  4. Step 4: Simplify right side
    103,557.87x = 49,932,398,886.67
  5. Step 5: Solve for x
    x = 49,932,398,886.67/103,557.87
  6. Step 6: Final answer
    x = 482,169.05

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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.