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Finding the Third Proportional to 344,234.81 and 745,665.75

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Solution

The third proportional to 344,234.81 and 745,665.75 is: 1,615,227.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,234.81 : 745,665.75 = 745,665.75 : x
  2. Step 2: Convert to fraction form
    344,234.81/745,665.75 = 745,665.75/x
  3. Step 3: Cross multiply
    344,234.81x = 745,665.75 × 745,665.75
  4. Step 4: Simplify right side
    344,234.81x = 556,017,410,723.06
  5. Step 5: Solve for x
    x = 556,017,410,723.06/344,234.81
  6. Step 6: Final answer
    x = 1,615,227.14

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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.