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Finding the Fourth Proportional to 3,099, 4,276.69 and 1,701.75

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Solution

The fourth proportional to 3,099, 4,276.69 and 1,701.75 is: 2,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099 : 4,276.69 = 1,701.75 : x
  2. Step 2: Convert to fraction form
    3,099/4,276.69 = 1,701.75/x
  3. Step 3: Cross multiply
    3,099x = 4,276.69 × 1,701.75
  4. Step 4: Simplify right side
    3,099x = 7,277,852.95
  5. Step 5: Solve for x
    x = 7,277,852.95/3,099
  6. Step 6: Final answer
    x = 2,348.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.