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Finding the Fourth Proportional to 469.04, 701.96 and 306.32

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Solution

The fourth proportional to 469.04, 701.96 and 306.32 is: 458.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.04 : 701.96 = 306.32 : x
  2. Step 2: Convert to fraction form
    469.04/701.96 = 306.32/x
  3. Step 3: Cross multiply
    469.04x = 701.96 × 306.32
  4. Step 4: Simplify right side
    469.04x = 215,024.39
  5. Step 5: Solve for x
    x = 215,024.39/469.04
  6. Step 6: Final answer
    x = 458.44

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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.