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Finding the Fourth Proportional to 468.26, 702.60 and 332.18

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Solution

The fourth proportional to 468.26, 702.60 and 332.18 is: 498.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.26 : 702.60 = 332.18 : x
  2. Step 2: Convert to fraction form
    468.26/702.60 = 332.18/x
  3. Step 3: Cross multiply
    468.26x = 702.60 × 332.18
  4. Step 4: Simplify right side
    468.26x = 233,386.16
  5. Step 5: Solve for x
    x = 233,386.16/468.26
  6. Step 6: Final answer
    x = 498.42

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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.