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Finding the Third Proportional to 131,446.13 and 285,035.63

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Solution

The third proportional to 131,446.13 and 285,035.63 is: 618,088.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,446.13 : 285,035.63 = 285,035.63 : x
  2. Step 2: Convert to fraction form
    131,446.13/285,035.63 = 285,035.63/x
  3. Step 3: Cross multiply
    131,446.13x = 285,035.63 × 285,035.63
  4. Step 4: Simplify right side
    131,446.13x = 81,245,307,519.14
  5. Step 5: Solve for x
    x = 81,245,307,519.14/131,446.13
  6. Step 6: Final answer
    x = 618,088.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.