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Finding the Fourth Proportional to 845.92, 1,167.01 and 514.32

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Solution

The fourth proportional to 845.92, 1,167.01 and 514.32 is: 709.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    845.92 : 1,167.01 = 514.32 : x
  2. Step 2: Convert to fraction form
    845.92/1,167.01 = 514.32/x
  3. Step 3: Cross multiply
    845.92x = 1,167.01 × 514.32
  4. Step 4: Simplify right side
    845.92x = 600,214.01
  5. Step 5: Solve for x
    x = 600,214.01/845.92
  6. Step 6: Final answer
    x = 709.54

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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.