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Finding the Third Proportional to 10,628,404.88 and 15,939,838.13

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Solution

The third proportional to 10,628,404.88 and 15,939,838.13 is: 23,905,604.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628,404.88 : 15,939,838.13 = 15,939,838.13 : x
  2. Step 2: Convert to fraction form
    10,628,404.88/15,939,838.13 = 15,939,838.13/x
  3. Step 3: Cross multiply
    10,628,404.88x = 15,939,838.13 × 15,939,838.13
  4. Step 4: Simplify right side
    10,628,404.88x = 254,078,439,451,203.50
  5. Step 5: Solve for x
    x = 254,078,439,451,203.50/10,628,404.88
  6. Step 6: Final answer
    x = 23,905,604.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.