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Finding the Fourth Proportional to 359.16, 496.32 and 266.01

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Solution

The fourth proportional to 359.16, 496.32 and 266.01 is: 367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.16 : 496.32 = 266.01 : x
  2. Step 2: Convert to fraction form
    359.16/496.32 = 266.01/x
  3. Step 3: Cross multiply
    359.16x = 496.32 × 266.01
  4. Step 4: Simplify right side
    359.16x = 132,026.08
  5. Step 5: Solve for x
    x = 132,026.08/359.16
  6. Step 6: Final answer
    x = 367.60

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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.