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Finding the Fourth Proportional to 375,103.68, 562,704.92 and 122,295.36

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Solution

The fourth proportional to 375,103.68, 562,704.92 and 122,295.36 is: 183,459.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,103.68 : 562,704.92 = 122,295.36 : x
  2. Step 2: Convert to fraction form
    375,103.68/562,704.92 = 122,295.36/x
  3. Step 3: Cross multiply
    375,103.68x = 562,704.92 × 122,295.36
  4. Step 4: Simplify right side
    375,103.68x = 68,816,200,765.17
  5. Step 5: Solve for x
    x = 68,816,200,765.17/375,103.68
  6. Step 6: Final answer
    x = 183,459.15

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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.