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Finding the Fourth Proportional to 950.96, 1,426.40 and 335.04

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Solution

The fourth proportional to 950.96, 1,426.40 and 335.04 is: 502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.96 : 1,426.40 = 335.04 : x
  2. Step 2: Convert to fraction form
    950.96/1,426.40 = 335.04/x
  3. Step 3: Cross multiply
    950.96x = 1,426.40 × 335.04
  4. Step 4: Simplify right side
    950.96x = 477,901.06
  5. Step 5: Solve for x
    x = 477,901.06/950.96
  6. Step 6: Final answer
    x = 502.55

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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.