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Finding the Third Proportional to 176,020 and 410,728

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Solution

The third proportional to 176,020 and 410,728 is: 958,399.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,020 : 410,728 = 410,728 : x
  2. Step 2: Convert to fraction form
    176,020/410,728 = 410,728/x
  3. Step 3: Cross multiply
    176,020x = 410,728 × 410,728
  4. Step 4: Simplify right side
    176,020x = 168,697,489,984
  5. Step 5: Solve for x
    x = 168,697,489,984/176,020
  6. Step 6: Final answer
    x = 958,399.56

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.