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Finding the Fourth Proportional to 464.56, 697.53 and 292.31

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Solution

The fourth proportional to 464.56, 697.53 and 292.31 is: 438.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.56 : 697.53 = 292.31 : x
  2. Step 2: Convert to fraction form
    464.56/697.53 = 292.31/x
  3. Step 3: Cross multiply
    464.56x = 697.53 × 292.31
  4. Step 4: Simplify right side
    464.56x = 203,894.99
  5. Step 5: Solve for x
    x = 203,894.99/464.56
  6. Step 6: Final answer
    x = 438.90

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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.