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Finding the Third Proportional to 224,120 and 485,576

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Solution

The third proportional to 224,120 and 485,576 is: 1,052,043.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,120 : 485,576 = 485,576 : x
  2. Step 2: Convert to fraction form
    224,120/485,576 = 485,576/x
  3. Step 3: Cross multiply
    224,120x = 485,576 × 485,576
  4. Step 4: Simplify right side
    224,120x = 235,784,051,776
  5. Step 5: Solve for x
    x = 235,784,051,776/224,120
  6. Step 6: Final answer
    x = 1,052,043.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.