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Finding the Fourth Proportional to 593.38, 890.19 and 203.66

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Solution

The fourth proportional to 593.38, 890.19 and 203.66 is: 305.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.38 : 890.19 = 203.66 : x
  2. Step 2: Convert to fraction form
    593.38/890.19 = 203.66/x
  3. Step 3: Cross multiply
    593.38x = 890.19 × 203.66
  4. Step 4: Simplify right side
    593.38x = 181,299.99
  5. Step 5: Solve for x
    x = 181,299.99/593.38
  6. Step 6: Final answer
    x = 305.54

Related Problems

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Double scale
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Similar ratio
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1.5x scale

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.