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Finding the Fourth Proportional to 460.94, 635.76 and 295.36

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Solution

The fourth proportional to 460.94, 635.76 and 295.36 is: 407.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.94 : 635.76 = 295.36 : x
  2. Step 2: Convert to fraction form
    460.94/635.76 = 295.36/x
  3. Step 3: Cross multiply
    460.94x = 635.76 × 295.36
  4. Step 4: Simplify right side
    460.94x = 187,776.48
  5. Step 5: Solve for x
    x = 187,776.48/460.94
  6. Step 6: Final answer
    x = 407.38

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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.