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Finding the Fourth Proportional to 194,332.97, 290,841.04 and 119,500.51

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Solution

The fourth proportional to 194,332.97, 290,841.04 and 119,500.51 is: 178,845.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,332.97 : 290,841.04 = 119,500.51 : x
  2. Step 2: Convert to fraction form
    194,332.97/290,841.04 = 119,500.51/x
  3. Step 3: Cross multiply
    194,332.97x = 290,841.04 × 119,500.51
  4. Step 4: Simplify right side
    194,332.97x = 34,755,652,608.93
  5. Step 5: Solve for x
    x = 34,755,652,608.93/194,332.97
  6. Step 6: Final answer
    x = 178,845.89

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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.