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Finding the Third Proportional to 163,418 and 245,044

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Solution

The third proportional to 163,418 and 245,044 is: 367,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,418 : 245,044 = 245,044 : x
  2. Step 2: Convert to fraction form
    163,418/245,044 = 245,044/x
  3. Step 3: Cross multiply
    163,418x = 245,044 × 245,044
  4. Step 4: Simplify right side
    163,418x = 60,046,561,936
  5. Step 5: Solve for x
    x = 60,046,561,936/163,418
  6. Step 6: Final answer
    x = 367,441.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.