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Finding the Fourth Proportional to 4,610.95, 6,915.97 and 1,836.88

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Solution

The fourth proportional to 4,610.95, 6,915.97 and 1,836.88 is: 2,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610.95 : 6,915.97 = 1,836.88 : x
  2. Step 2: Convert to fraction form
    4,610.95/6,915.97 = 1,836.88/x
  3. Step 3: Cross multiply
    4,610.95x = 6,915.97 × 1,836.88
  4. Step 4: Simplify right side
    4,610.95x = 12,703,763.21
  5. Step 5: Solve for x
    x = 12,703,763.21/4,610.95
  6. Step 6: Final answer
    x = 2,755.13

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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.