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Finding the Fourth Proportional to 566.74, 850.40 and 242.02

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Solution

The fourth proportional to 566.74, 850.40 and 242.02 is: 363.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.74 : 850.40 = 242.02 : x
  2. Step 2: Convert to fraction form
    566.74/850.40 = 242.02/x
  3. Step 3: Cross multiply
    566.74x = 850.40 × 242.02
  4. Step 4: Simplify right side
    566.74x = 205,813.81
  5. Step 5: Solve for x
    x = 205,813.81/566.74
  6. Step 6: Final answer
    x = 363.15

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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.