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Finding the Fourth Proportional to 314.08, 471.60 and 294.04

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Solution

The fourth proportional to 314.08, 471.60 and 294.04 is: 441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.08 : 471.60 = 294.04 : x
  2. Step 2: Convert to fraction form
    314.08/471.60 = 294.04/x
  3. Step 3: Cross multiply
    314.08x = 471.60 × 294.04
  4. Step 4: Simplify right side
    314.08x = 138,669.26
  5. Step 5: Solve for x
    x = 138,669.26/314.08
  6. Step 6: Final answer
    x = 441.51

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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.