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Finding the Fourth Proportional to 477.73, 716.60 and 234.33

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Solution

The fourth proportional to 477.73, 716.60 and 234.33 is: 351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    477.73 : 716.60 = 234.33 : x
  2. Step 2: Convert to fraction form
    477.73/716.60 = 234.33/x
  3. Step 3: Cross multiply
    477.73x = 716.60 × 234.33
  4. Step 4: Simplify right side
    477.73x = 167,916.12
  5. Step 5: Solve for x
    x = 167,916.12/477.73
  6. Step 6: Final answer
    x = 351.49

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.