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Finding the Third Proportional to 246,318 and 530,620

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Solution

The third proportional to 246,318 and 530,620 is: 1,143,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,318 : 530,620 = 530,620 : x
  2. Step 2: Convert to fraction form
    246,318/530,620 = 530,620/x
  3. Step 3: Cross multiply
    246,318x = 530,620 × 530,620
  4. Step 4: Simplify right side
    246,318x = 281,557,584,400
  5. Step 5: Solve for x
    x = 281,557,584,400/246,318
  6. Step 6: Final answer
    x = 1,143,065.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.