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Finding the Fourth Proportional to 348,146.30, 522,163.40 and 95,367.71

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Solution

The fourth proportional to 348,146.30, 522,163.40 and 95,367.71 is: 143,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,146.30 : 522,163.40 = 95,367.71 : x
  2. Step 2: Convert to fraction form
    348,146.30/522,163.40 = 95,367.71/x
  3. Step 3: Cross multiply
    348,146.30x = 522,163.40 × 95,367.71
  4. Step 4: Simplify right side
    348,146.30x = 49,797,528,532.38
  5. Step 5: Solve for x
    x = 49,797,528,532.38/348,146.30
  6. Step 6: Final answer
    x = 143,036.21

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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.