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Finding the Third Proportional to 2,742,490.50 and 5,906,424.75

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Solution

The third proportional to 2,742,490.50 and 5,906,424.75 is: 12,720,501.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,490.50 : 5,906,424.75 = 5,906,424.75 : x
  2. Step 2: Convert to fraction form
    2,742,490.50/5,906,424.75 = 5,906,424.75/x
  3. Step 3: Cross multiply
    2,742,490.50x = 5,906,424.75 × 5,906,424.75
  4. Step 4: Simplify right side
    2,742,490.50x = 34,885,853,327,412.56
  5. Step 5: Solve for x
    x = 34,885,853,327,412.56/2,742,490.50
  6. Step 6: Final answer
    x = 12,720,501.07

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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.