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Finding the Fourth Proportional to 452.60, 624.59 and 266.10

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Solution

The fourth proportional to 452.60, 624.59 and 266.10 is: 367.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.60 : 624.59 = 266.10 : x
  2. Step 2: Convert to fraction form
    452.60/624.59 = 266.10/x
  3. Step 3: Cross multiply
    452.60x = 624.59 × 266.10
  4. Step 4: Simplify right side
    452.60x = 166,202.22
  5. Step 5: Solve for x
    x = 166,202.22/452.60
  6. Step 6: Final answer
    x = 367.21

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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.