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Finding the Third Proportional to 910,009.50 and 1,959,555

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Solution

The third proportional to 910,009.50 and 1,959,555 is: 4,219,577.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,009.50 : 1,959,555 = 1,959,555 : x
  2. Step 2: Convert to fraction form
    910,009.50/1,959,555 = 1,959,555/x
  3. Step 3: Cross multiply
    910,009.50x = 1,959,555 × 1,959,555
  4. Step 4: Simplify right side
    910,009.50x = 3,839,855,798,025
  5. Step 5: Solve for x
    x = 3,839,855,798,025/910,009.50
  6. Step 6: Final answer
    x = 4,219,577.71

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.