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Finding the Fourth Proportional to 350.07, 482.99 and 202.65

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Solution

The fourth proportional to 350.07, 482.99 and 202.65 is: 279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.07 : 482.99 = 202.65 : x
  2. Step 2: Convert to fraction form
    350.07/482.99 = 202.65/x
  3. Step 3: Cross multiply
    350.07x = 482.99 × 202.65
  4. Step 4: Simplify right side
    350.07x = 97,876.91
  5. Step 5: Solve for x
    x = 97,876.91/350.07
  6. Step 6: Final answer
    x = 279.59

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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.