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Finding the Fourth Proportional to 468.23, 702.17 and 160.00

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Solution

The fourth proportional to 468.23, 702.17 and 160.00 is: 239.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.23 : 702.17 = 160.00 : x
  2. Step 2: Convert to fraction form
    468.23/702.17 = 160.00/x
  3. Step 3: Cross multiply
    468.23x = 702.17 × 160.00
  4. Step 4: Simplify right side
    468.23x = 112,345.44
  5. Step 5: Solve for x
    x = 112,345.44/468.23
  6. Step 6: Final answer
    x = 239.94

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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.