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Finding the Fourth Proportional to 468.51, 702.76 and 160.37

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Solution

The fourth proportional to 468.51, 702.76 and 160.37 is: 240.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.51 : 702.76 = 160.37 : x
  2. Step 2: Convert to fraction form
    468.51/702.76 = 160.37/x
  3. Step 3: Cross multiply
    468.51x = 702.76 × 160.37
  4. Step 4: Simplify right side
    468.51x = 112,698.11
  5. Step 5: Solve for x
    x = 112,698.11/468.51
  6. Step 6: Final answer
    x = 240.55

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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.