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Finding the Fourth Proportional to 460.07, 635.07 and 411.47

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Solution

The fourth proportional to 460.07, 635.07 and 411.47 is: 567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.07 : 635.07 = 411.47 : x
  2. Step 2: Convert to fraction form
    460.07/635.07 = 411.47/x
  3. Step 3: Cross multiply
    460.07x = 635.07 × 411.47
  4. Step 4: Simplify right side
    460.07x = 261,309.08
  5. Step 5: Solve for x
    x = 261,309.08/460.07
  6. Step 6: Final answer
    x = 567.98

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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.