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Finding the Fourth Proportional to 593.97, 819.48 and 357.99

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Solution

The fourth proportional to 593.97, 819.48 and 357.99 is: 493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.97 : 819.48 = 357.99 : x
  2. Step 2: Convert to fraction form
    593.97/819.48 = 357.99/x
  3. Step 3: Cross multiply
    593.97x = 819.48 × 357.99
  4. Step 4: Simplify right side
    593.97x = 293,365.65
  5. Step 5: Solve for x
    x = 293,365.65/593.97
  6. Step 6: Final answer
    x = 493.91

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.