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Finding the Third Proportional to 85,608 and 176,664

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Solution

The third proportional to 85,608 and 176,664 is: 364,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,608 : 176,664 = 176,664 : x
  2. Step 2: Convert to fraction form
    85,608/176,664 = 176,664/x
  3. Step 3: Cross multiply
    85,608x = 176,664 × 176,664
  4. Step 4: Simplify right side
    85,608x = 31,210,168,896
  5. Step 5: Solve for x
    x = 31,210,168,896/85,608
  6. Step 6: Final answer
    x = 364,570.70

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.