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Finding the Fourth Proportional to 848.43, 1,170.48 and 599.97

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Solution

The fourth proportional to 848.43, 1,170.48 and 599.97 is: 827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.43 : 1,170.48 = 599.97 : x
  2. Step 2: Convert to fraction form
    848.43/1,170.48 = 599.97/x
  3. Step 3: Cross multiply
    848.43x = 1,170.48 × 599.97
  4. Step 4: Simplify right side
    848.43x = 702,246.25
  5. Step 5: Solve for x
    x = 702,246.25/848.43
  6. Step 6: Final answer
    x = 827.70

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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.