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Finding the Fourth Proportional to 682.37, 941.93 and 460.88

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Solution

The fourth proportional to 682.37, 941.93 and 460.88 is: 636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    682.37 : 941.93 = 460.88 : x
  2. Step 2: Convert to fraction form
    682.37/941.93 = 460.88/x
  3. Step 3: Cross multiply
    682.37x = 941.93 × 460.88
  4. Step 4: Simplify right side
    682.37x = 434,109.68
  5. Step 5: Solve for x
    x = 434,109.68/682.37
  6. Step 6: Final answer
    x = 636.18

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1.5x scale

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.