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Finding the Third Proportional to 105,620.63 and 234,855.28

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Solution

The third proportional to 105,620.63 and 234,855.28 is: 522,218.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,620.63 : 234,855.28 = 234,855.28 : x
  2. Step 2: Convert to fraction form
    105,620.63/234,855.28 = 234,855.28/x
  3. Step 3: Cross multiply
    105,620.63x = 234,855.28 × 234,855.28
  4. Step 4: Simplify right side
    105,620.63x = 55,157,003,131.02
  5. Step 5: Solve for x
    x = 55,157,003,131.02/105,620.63
  6. Step 6: Final answer
    x = 522,218.11

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.