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Finding the Fourth Proportional to 362.68, 499.98 and 259

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Solution

The fourth proportional to 362.68, 499.98 and 259 is: 357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.68 : 499.98 = 259 : x
  2. Step 2: Convert to fraction form
    362.68/499.98 = 259/x
  3. Step 3: Cross multiply
    362.68x = 499.98 × 259
  4. Step 4: Simplify right side
    362.68x = 129,494.82
  5. Step 5: Solve for x
    x = 129,494.82/362.68
  6. Step 6: Final answer
    x = 357.05

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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.