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Finding the Fourth Proportional to 460.98, 636.09 and 264.45

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Solution

The fourth proportional to 460.98, 636.09 and 264.45 is: 364.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.98 : 636.09 = 264.45 : x
  2. Step 2: Convert to fraction form
    460.98/636.09 = 264.45/x
  3. Step 3: Cross multiply
    460.98x = 636.09 × 264.45
  4. Step 4: Simplify right side
    460.98x = 168,214.00
  5. Step 5: Solve for x
    x = 168,214.00/460.98
  6. Step 6: Final answer
    x = 364.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.