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Finding the Fourth Proportional to 434.65, 599.90 and 268.82

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Solution

The fourth proportional to 434.65, 599.90 and 268.82 is: 371.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.65 : 599.90 = 268.82 : x
  2. Step 2: Convert to fraction form
    434.65/599.90 = 268.82/x
  3. Step 3: Cross multiply
    434.65x = 599.90 × 268.82
  4. Step 4: Simplify right side
    434.65x = 161,265.12
  5. Step 5: Solve for x
    x = 161,265.12/434.65
  6. Step 6: Final answer
    x = 371.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.