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Finding the Third Proportional to 230,688 and 500,760

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Solution

The third proportional to 230,688 and 500,760 is: 1,087,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,688 : 500,760 = 500,760 : x
  2. Step 2: Convert to fraction form
    230,688/500,760 = 500,760/x
  3. Step 3: Cross multiply
    230,688x = 500,760 × 500,760
  4. Step 4: Simplify right side
    230,688x = 250,760,577,600
  5. Step 5: Solve for x
    x = 250,760,577,600/230,688
  6. Step 6: Final answer
    x = 1,087,011.80

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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.