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Finding the Fourth Proportional to 3,266.78, 4,900.18 and 1,702.94

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Solution

The fourth proportional to 3,266.78, 4,900.18 and 1,702.94 is: 2,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.78 : 4,900.18 = 1,702.94 : x
  2. Step 2: Convert to fraction form
    3,266.78/4,900.18 = 1,702.94/x
  3. Step 3: Cross multiply
    3,266.78x = 4,900.18 × 1,702.94
  4. Step 4: Simplify right side
    3,266.78x = 8,344,712.53
  5. Step 5: Solve for x
    x = 8,344,712.53/3,266.78
  6. Step 6: Final answer
    x = 2,554.42

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1.5x scale

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.