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Finding the Fourth Proportional to 2,292.70, 3,439.24 and 732.93

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Solution

The fourth proportional to 2,292.70, 3,439.24 and 732.93 is: 1,099.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.70 : 3,439.24 = 732.93 : x
  2. Step 2: Convert to fraction form
    2,292.70/3,439.24 = 732.93/x
  3. Step 3: Cross multiply
    2,292.70x = 3,439.24 × 732.93
  4. Step 4: Simplify right side
    2,292.70x = 2,520,722.17
  5. Step 5: Solve for x
    x = 2,520,722.17/2,292.70
  6. Step 6: Final answer
    x = 1,099.46

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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.