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Finding the Third Proportional to 359,466 and 476,991

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Solution

The third proportional to 359,466 and 476,991 is: 632,940.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,466 : 476,991 = 476,991 : x
  2. Step 2: Convert to fraction form
    359,466/476,991 = 476,991/x
  3. Step 3: Cross multiply
    359,466x = 476,991 × 476,991
  4. Step 4: Simplify right side
    359,466x = 227,520,414,081
  5. Step 5: Solve for x
    x = 227,520,414,081/359,466
  6. Step 6: Final answer
    x = 632,940.01

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.