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Finding the Third Proportional to 158,859 and 309,736.13

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Solution

The third proportional to 158,859 and 309,736.13 is: 603,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,859 : 309,736.13 = 309,736.13 : x
  2. Step 2: Convert to fraction form
    158,859/309,736.13 = 309,736.13/x
  3. Step 3: Cross multiply
    158,859x = 309,736.13 × 309,736.13
  4. Step 4: Simplify right side
    158,859x = 95,936,467,130.02
  5. Step 5: Solve for x
    x = 95,936,467,130.02/158,859
  6. Step 6: Final answer
    x = 603,909.55

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.