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Finding the Fourth Proportional to 3,037.97, 4,557.21 and 846.72

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Solution

The fourth proportional to 3,037.97, 4,557.21 and 846.72 is: 1,270.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.97 : 4,557.21 = 846.72 : x
  2. Step 2: Convert to fraction form
    3,037.97/4,557.21 = 846.72/x
  3. Step 3: Cross multiply
    3,037.97x = 4,557.21 × 846.72
  4. Step 4: Simplify right side
    3,037.97x = 3,858,680.85
  5. Step 5: Solve for x
    x = 3,858,680.85/3,037.97
  6. Step 6: Final answer
    x = 1,270.15

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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.