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Finding the Fourth Proportional to 473.33, 709.10 and 268.04

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Solution

The fourth proportional to 473.33, 709.10 and 268.04 is: 401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.33 : 709.10 = 268.04 : x
  2. Step 2: Convert to fraction form
    473.33/709.10 = 268.04/x
  3. Step 3: Cross multiply
    473.33x = 709.10 × 268.04
  4. Step 4: Simplify right side
    473.33x = 190,069.93
  5. Step 5: Solve for x
    x = 190,069.93/473.33
  6. Step 6: Final answer
    x = 401.56

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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.