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Finding the Third Proportional to 134,898 and 291,410

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Solution

The third proportional to 134,898 and 291,410 is: 629,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,898 : 291,410 = 291,410 : x
  2. Step 2: Convert to fraction form
    134,898/291,410 = 291,410/x
  3. Step 3: Cross multiply
    134,898x = 291,410 × 291,410
  4. Step 4: Simplify right side
    134,898x = 84,919,788,100
  5. Step 5: Solve for x
    x = 84,919,788,100/134,898
  6. Step 6: Final answer
    x = 629,511.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.