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Finding the Third Proportional to 19,141,500 and 29,421,858

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Solution

The third proportional to 19,141,500 and 29,421,858 is: 45,223,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141,500 : 29,421,858 = 29,421,858 : x
  2. Step 2: Convert to fraction form
    19,141,500/29,421,858 = 29,421,858/x
  3. Step 3: Cross multiply
    19,141,500x = 29,421,858 × 29,421,858
  4. Step 4: Simplify right side
    19,141,500x = 865,645,728,172,164
  5. Step 5: Solve for x
    x = 865,645,728,172,164/19,141,500
  6. Step 6: Final answer
    x = 45,223,505.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.