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Finding the Fourth Proportional to 3,800.88, 5,701.20 and 951.36

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Solution

The fourth proportional to 3,800.88, 5,701.20 and 951.36 is: 1,427.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.88 : 5,701.20 = 951.36 : x
  2. Step 2: Convert to fraction form
    3,800.88/5,701.20 = 951.36/x
  3. Step 3: Cross multiply
    3,800.88x = 5,701.20 × 951.36
  4. Step 4: Simplify right side
    3,800.88x = 5,423,893.63
  5. Step 5: Solve for x
    x = 5,423,893.63/3,800.88
  6. Step 6: Final answer
    x = 1,427.01

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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.