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Finding the Third Proportional to 137,472 and 295,392

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Solution

The third proportional to 137,472 and 295,392 is: 634,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,472 : 295,392 = 295,392 : x
  2. Step 2: Convert to fraction form
    137,472/295,392 = 295,392/x
  3. Step 3: Cross multiply
    137,472x = 295,392 × 295,392
  4. Step 4: Simplify right side
    137,472x = 87,256,433,664
  5. Step 5: Solve for x
    x = 87,256,433,664/137,472
  6. Step 6: Final answer
    x = 634,721.50

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.