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Finding the Third Proportional to 6,749,641.50 and 14,576,659.50

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Solution

The third proportional to 6,749,641.50 and 14,576,659.50 is: 31,480,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749,641.50 : 14,576,659.50 = 14,576,659.50 : x
  2. Step 2: Convert to fraction form
    6,749,641.50/14,576,659.50 = 14,576,659.50/x
  3. Step 3: Cross multiply
    6,749,641.50x = 14,576,659.50 × 14,576,659.50
  4. Step 4: Simplify right side
    6,749,641.50x = 212,479,002,178,940.25
  5. Step 5: Solve for x
    x = 212,479,002,178,940.25/6,749,641.50
  6. Step 6: Final answer
    x = 31,480,042.63

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.