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Finding the Fourth Proportional to 610,692.62, 915,747.73 and 273,736.06

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Solution

The fourth proportional to 610,692.62, 915,747.73 and 273,736.06 is: 410,473.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,692.62 : 915,747.73 = 273,736.06 : x
  2. Step 2: Convert to fraction form
    610,692.62/915,747.73 = 273,736.06/x
  3. Step 3: Cross multiply
    610,692.62x = 915,747.73 × 273,736.06
  4. Step 4: Simplify right side
    610,692.62x = 250,673,172,590.43
  5. Step 5: Solve for x
    x = 250,673,172,590.43/610,692.62
  6. Step 6: Final answer
    x = 410,473.56

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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.