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Finding the Fourth Proportional to 470.34, 704.16 and 362.34

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Solution

The fourth proportional to 470.34, 704.16 and 362.34 is: 542.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    470.34 : 704.16 = 362.34 : x
  2. Step 2: Convert to fraction form
    470.34/704.16 = 362.34/x
  3. Step 3: Cross multiply
    470.34x = 704.16 × 362.34
  4. Step 4: Simplify right side
    470.34x = 255,145.33
  5. Step 5: Solve for x
    x = 255,145.33/470.34
  6. Step 6: Final answer
    x = 542.47

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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.