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Finding the Fourth Proportional to 3,133.71, 4,697.37 and 1,747.65

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Solution

The fourth proportional to 3,133.71, 4,697.37 and 1,747.65 is: 2,619.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.71 : 4,697.37 = 1,747.65 : x
  2. Step 2: Convert to fraction form
    3,133.71/4,697.37 = 1,747.65/x
  3. Step 3: Cross multiply
    3,133.71x = 4,697.37 × 1,747.65
  4. Step 4: Simplify right side
    3,133.71x = 8,209,358.68
  5. Step 5: Solve for x
    x = 8,209,358.68/3,133.71
  6. Step 6: Final answer
    x = 2,619.69

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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.