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Finding the Fourth Proportional to 467.68, 700.98 and 207.46

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Solution

The fourth proportional to 467.68, 700.98 and 207.46 is: 310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.68 : 700.98 = 207.46 : x
  2. Step 2: Convert to fraction form
    467.68/700.98 = 207.46/x
  3. Step 3: Cross multiply
    467.68x = 700.98 × 207.46
  4. Step 4: Simplify right side
    467.68x = 145,425.31
  5. Step 5: Solve for x
    x = 145,425.31/467.68
  6. Step 6: Final answer
    x = 310.95

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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.