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Finding the Fourth Proportional to 467.09, 700.65 and 178.50

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Solution

The fourth proportional to 467.09, 700.65 and 178.50 is: 267.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.09 : 700.65 = 178.50 : x
  2. Step 2: Convert to fraction form
    467.09/700.65 = 178.50/x
  3. Step 3: Cross multiply
    467.09x = 700.65 × 178.50
  4. Step 4: Simplify right side
    467.09x = 125,066.03
  5. Step 5: Solve for x
    x = 125,066.03/467.09
  6. Step 6: Final answer
    x = 267.76

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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.