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Finding the Third Proportional to 459.42 and 953.02

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Solution

The third proportional to 459.42 and 953.02 is: 1,976.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.42 : 953.02 = 953.02 : x
  2. Step 2: Convert to fraction form
    459.42/953.02 = 953.02/x
  3. Step 3: Cross multiply
    459.42x = 953.02 × 953.02
  4. Step 4: Simplify right side
    459.42x = 908,238.78
  5. Step 5: Solve for x
    x = 908,238.78/459.42
  6. Step 6: Final answer
    x = 1,976.92

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.