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Finding the Third Proportional to 285,760 and 610,888

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Solution

The third proportional to 285,760 and 610,888 is: 1,305,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,760 : 610,888 = 610,888 : x
  2. Step 2: Convert to fraction form
    285,760/610,888 = 610,888/x
  3. Step 3: Cross multiply
    285,760x = 610,888 × 610,888
  4. Step 4: Simplify right side
    285,760x = 373,184,148,544
  5. Step 5: Solve for x
    x = 373,184,148,544/285,760
  6. Step 6: Final answer
    x = 1,305,935.57

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.