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Finding the Fourth Proportional to 2,373.70, 3,272.70 and 1,532.98

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Solution

The fourth proportional to 2,373.70, 3,272.70 and 1,532.98 is: 2,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.70 : 3,272.70 = 1,532.98 : x
  2. Step 2: Convert to fraction form
    2,373.70/3,272.70 = 1,532.98/x
  3. Step 3: Cross multiply
    2,373.70x = 3,272.70 × 1,532.98
  4. Step 4: Simplify right side
    2,373.70x = 5,016,983.65
  5. Step 5: Solve for x
    x = 5,016,983.65/2,373.70
  6. Step 6: Final answer
    x = 2,113.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.