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Finding the Fourth Proportional to 593.49, 890.01 and 285.27

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Solution

The fourth proportional to 593.49, 890.01 and 285.27 is: 427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.49 : 890.01 = 285.27 : x
  2. Step 2: Convert to fraction form
    593.49/890.01 = 285.27/x
  3. Step 3: Cross multiply
    593.49x = 890.01 × 285.27
  4. Step 4: Simplify right side
    593.49x = 253,893.15
  5. Step 5: Solve for x
    x = 253,893.15/593.49
  6. Step 6: Final answer
    x = 427.80

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.