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Finding the Fourth Proportional to 466.51, 699.70 and 158.38

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Solution

The fourth proportional to 466.51, 699.70 and 158.38 is: 237.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.51 : 699.70 = 158.38 : x
  2. Step 2: Convert to fraction form
    466.51/699.70 = 158.38/x
  3. Step 3: Cross multiply
    466.51x = 699.70 × 158.38
  4. Step 4: Simplify right side
    466.51x = 110,816.34
  5. Step 5: Solve for x
    x = 110,816.34/466.51
  6. Step 6: Final answer
    x = 237.54

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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.