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Finding the Third Proportional to 4,335.19 and 5,918.06

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Solution

The third proportional to 4,335.19 and 5,918.06 is: 8,078.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335.19 : 5,918.06 = 5,918.06 : x
  2. Step 2: Convert to fraction form
    4,335.19/5,918.06 = 5,918.06/x
  3. Step 3: Cross multiply
    4,335.19x = 5,918.06 × 5,918.06
  4. Step 4: Simplify right side
    4,335.19x = 35,023,463.75
  5. Step 5: Solve for x
    x = 35,023,463.75/4,335.19
  6. Step 6: Final answer
    x = 8,078.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.