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Finding the Third Proportional to 8,788.57 and 19,335.87

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Solution

The third proportional to 8,788.57 and 19,335.87 is: 42,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788.57 : 19,335.87 = 19,335.87 : x
  2. Step 2: Convert to fraction form
    8,788.57/19,335.87 = 19,335.87/x
  3. Step 3: Cross multiply
    8,788.57x = 19,335.87 × 19,335.87
  4. Step 4: Simplify right side
    8,788.57x = 373,875,759.89
  5. Step 5: Solve for x
    x = 373,875,759.89/8,788.57
  6. Step 6: Final answer
    x = 42,541.14

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.