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Finding the Fourth Proportional to 696.57, 960.67 and 460.53

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Solution

The fourth proportional to 696.57, 960.67 and 460.53 is: 635.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.57 : 960.67 = 460.53 : x
  2. Step 2: Convert to fraction form
    696.57/960.67 = 460.53/x
  3. Step 3: Cross multiply
    696.57x = 960.67 × 460.53
  4. Step 4: Simplify right side
    696.57x = 442,417.36
  5. Step 5: Solve for x
    x = 442,417.36/696.57
  6. Step 6: Final answer
    x = 635.14

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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.