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Finding the Fourth Proportional to 3,029.88, 4,544.40 and 951.30

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Solution

The fourth proportional to 3,029.88, 4,544.40 and 951.30 is: 1,426.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.88 : 4,544.40 = 951.30 : x
  2. Step 2: Convert to fraction form
    3,029.88/4,544.40 = 951.30/x
  3. Step 3: Cross multiply
    3,029.88x = 4,544.40 × 951.30
  4. Step 4: Simplify right side
    3,029.88x = 4,323,087.72
  5. Step 5: Solve for x
    x = 4,323,087.72/3,029.88
  6. Step 6: Final answer
    x = 1,426.82

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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.