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Finding the Fourth Proportional to 732.12, 1,097.96 and 245.08

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Solution

The fourth proportional to 732.12, 1,097.96 and 245.08 is: 367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.12 : 1,097.96 = 245.08 : x
  2. Step 2: Convert to fraction form
    732.12/1,097.96 = 245.08/x
  3. Step 3: Cross multiply
    732.12x = 1,097.96 × 245.08
  4. Step 4: Simplify right side
    732.12x = 269,088.04
  5. Step 5: Solve for x
    x = 269,088.04/732.12
  6. Step 6: Final answer
    x = 367.55

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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.