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Finding the Fourth Proportional to 3,377.07, 5,065.61 and 1,037.07

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Solution

The fourth proportional to 3,377.07, 5,065.61 and 1,037.07 is: 1,555.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.07 : 5,065.61 = 1,037.07 : x
  2. Step 2: Convert to fraction form
    3,377.07/5,065.61 = 1,037.07/x
  3. Step 3: Cross multiply
    3,377.07x = 5,065.61 × 1,037.07
  4. Step 4: Simplify right side
    3,377.07x = 5,253,386.98
  5. Step 5: Solve for x
    x = 5,253,386.98/3,377.07
  6. Step 6: Final answer
    x = 1,555.61

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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.