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Finding the Third Proportional to 106,285 and 162,776

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Solution

The third proportional to 106,285 and 162,776 is: 249,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,285 : 162,776 = 162,776 : x
  2. Step 2: Convert to fraction form
    106,285/162,776 = 162,776/x
  3. Step 3: Cross multiply
    106,285x = 162,776 × 162,776
  4. Step 4: Simplify right side
    106,285x = 26,496,026,176
  5. Step 5: Solve for x
    x = 26,496,026,176/106,285
  6. Step 6: Final answer
    x = 249,292.24

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.