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Finding the Third Proportional to 161,570 and 246,730

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Solution

The third proportional to 161,570 and 246,730 is: 376,775.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,570 : 246,730 = 246,730 : x
  2. Step 2: Convert to fraction form
    161,570/246,730 = 246,730/x
  3. Step 3: Cross multiply
    161,570x = 246,730 × 246,730
  4. Step 4: Simplify right side
    161,570x = 60,875,692,900
  5. Step 5: Solve for x
    x = 60,875,692,900/161,570
  6. Step 6: Final answer
    x = 376,775.97

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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.