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Finding the Third Proportional to 144,821 and 302,875

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Solution

The third proportional to 144,821 and 302,875 is: 633,425.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,821 : 302,875 = 302,875 : x
  2. Step 2: Convert to fraction form
    144,821/302,875 = 302,875/x
  3. Step 3: Cross multiply
    144,821x = 302,875 × 302,875
  4. Step 4: Simplify right side
    144,821x = 91,733,265,625
  5. Step 5: Solve for x
    x = 91,733,265,625/144,821
  6. Step 6: Final answer
    x = 633,425.16

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.