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Finding the Fourth Proportional to 411,544.70, 617,317.05 and 366,929.90

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Solution

The fourth proportional to 411,544.70, 617,317.05 and 366,929.90 is: 550,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,544.70 : 617,317.05 = 366,929.90 : x
  2. Step 2: Convert to fraction form
    411,544.70/617,317.05 = 366,929.90/x
  3. Step 3: Cross multiply
    411,544.70x = 617,317.05 × 366,929.90
  4. Step 4: Simplify right side
    411,544.70x = 226,512,083,424.80
  5. Step 5: Solve for x
    x = 226,512,083,424.80/411,544.70
  6. Step 6: Final answer
    x = 550,394.85

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Similar ratio
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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.