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Finding the Fourth Proportional to 466.74, 700.18 and 142.06

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Solution

The fourth proportional to 466.74, 700.18 and 142.06 is: 213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.74 : 700.18 = 142.06 : x
  2. Step 2: Convert to fraction form
    466.74/700.18 = 142.06/x
  3. Step 3: Cross multiply
    466.74x = 700.18 × 142.06
  4. Step 4: Simplify right side
    466.74x = 99,467.57
  5. Step 5: Solve for x
    x = 99,467.57/466.74
  6. Step 6: Final answer
    x = 213.11

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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.