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Finding the Fourth Proportional to 6,698.88, 10,052.88 and 2,750.86

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Solution

The fourth proportional to 6,698.88, 10,052.88 and 2,750.86 is: 4,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698.88 : 10,052.88 = 2,750.86 : x
  2. Step 2: Convert to fraction form
    6,698.88/10,052.88 = 2,750.86/x
  3. Step 3: Cross multiply
    6,698.88x = 10,052.88 × 2,750.86
  4. Step 4: Simplify right side
    6,698.88x = 27,654,065.48
  5. Step 5: Solve for x
    x = 27,654,065.48/6,698.88
  6. Step 6: Final answer
    x = 4,128.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.