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Finding the Fourth Proportional to 464.70, 697.14 and 176.13

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Solution

The fourth proportional to 464.70, 697.14 and 176.13 is: 264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.70 : 697.14 = 176.13 : x
  2. Step 2: Convert to fraction form
    464.70/697.14 = 176.13/x
  3. Step 3: Cross multiply
    464.70x = 697.14 × 176.13
  4. Step 4: Simplify right side
    464.70x = 122,787.27
  5. Step 5: Solve for x
    x = 122,787.27/464.70
  6. Step 6: Final answer
    x = 264.23

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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.