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Finding the Fourth Proportional to 5,801.38, 8,702.68 and 1,851.70

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Solution

The fourth proportional to 5,801.38, 8,702.68 and 1,851.70 is: 2,777.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.38 : 8,702.68 = 1,851.70 : x
  2. Step 2: Convert to fraction form
    5,801.38/8,702.68 = 1,851.70/x
  3. Step 3: Cross multiply
    5,801.38x = 8,702.68 × 1,851.70
  4. Step 4: Simplify right side
    5,801.38x = 16,114,752.56
  5. Step 5: Solve for x
    x = 16,114,752.56/5,801.38
  6. Step 6: Final answer
    x = 2,777.74

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Similar ratio
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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.