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Finding the Fourth Proportional to 237,325.80, 356,042 and 79,550.20

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Solution

The fourth proportional to 237,325.80, 356,042 and 79,550.20 is: 119,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,325.80 : 356,042 = 79,550.20 : x
  2. Step 2: Convert to fraction form
    237,325.80/356,042 = 79,550.20/x
  3. Step 3: Cross multiply
    237,325.80x = 356,042 × 79,550.20
  4. Step 4: Simplify right side
    237,325.80x = 28,323,212,308.40
  5. Step 5: Solve for x
    x = 28,323,212,308.40/237,325.80
  6. Step 6: Final answer
    x = 119,343.17

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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.