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Finding the Fourth Proportional to 592.87, 889.42 and 227.63

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Solution

The fourth proportional to 592.87, 889.42 and 227.63 is: 341.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.87 : 889.42 = 227.63 : x
  2. Step 2: Convert to fraction form
    592.87/889.42 = 227.63/x
  3. Step 3: Cross multiply
    592.87x = 889.42 × 227.63
  4. Step 4: Simplify right side
    592.87x = 202,455.88
  5. Step 5: Solve for x
    x = 202,455.88/592.87
  6. Step 6: Final answer
    x = 341.49

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Half scale
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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.