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Finding the Fourth Proportional to 805,363.20, 1,208,044.80 and 244,396.80

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Solution

The fourth proportional to 805,363.20, 1,208,044.80 and 244,396.80 is: 366,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,363.20 : 1,208,044.80 = 244,396.80 : x
  2. Step 2: Convert to fraction form
    805,363.20/1,208,044.80 = 244,396.80/x
  3. Step 3: Cross multiply
    805,363.20x = 1,208,044.80 × 244,396.80
  4. Step 4: Simplify right side
    805,363.20x = 295,242,283,376.64
  5. Step 5: Solve for x
    x = 295,242,283,376.64/805,363.20
  6. Step 6: Final answer
    x = 366,595.20

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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.