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Finding the Third Proportional to 9,240,439.78 and 14,364,679.78

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Solution

The third proportional to 9,240,439.78 and 14,364,679.78 is: 22,330,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240,439.78 : 14,364,679.78 = 14,364,679.78 : x
  2. Step 2: Convert to fraction form
    9,240,439.78/14,364,679.78 = 14,364,679.78/x
  3. Step 3: Cross multiply
    9,240,439.78x = 14,364,679.78 × 14,364,679.78
  4. Step 4: Simplify right side
    9,240,439.78x = 206,344,025,217,852.56
  5. Step 5: Solve for x
    x = 206,344,025,217,852.56/9,240,439.78
  6. Step 6: Final answer
    x = 22,330,541.63

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.