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Finding the Third Proportional to 163,883 and 247,323

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Solution

The third proportional to 163,883 and 247,323 is: 373,245.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,883 : 247,323 = 247,323 : x
  2. Step 2: Convert to fraction form
    163,883/247,323 = 247,323/x
  3. Step 3: Cross multiply
    163,883x = 247,323 × 247,323
  4. Step 4: Simplify right side
    163,883x = 61,168,666,329
  5. Step 5: Solve for x
    x = 61,168,666,329/163,883
  6. Step 6: Final answer
    x = 373,245.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.