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Finding the Third Proportional to 19,463,128.50 and 27,377,331

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Solution

The third proportional to 19,463,128.50 and 27,377,331 is: 38,509,649.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,463,128.50 : 27,377,331 = 27,377,331 : x
  2. Step 2: Convert to fraction form
    19,463,128.50/27,377,331 = 27,377,331/x
  3. Step 3: Cross multiply
    19,463,128.50x = 27,377,331 × 27,377,331
  4. Step 4: Simplify right side
    19,463,128.50x = 749,518,252,683,561
  5. Step 5: Solve for x
    x = 749,518,252,683,561/19,463,128.50
  6. Step 6: Final answer
    x = 38,509,649.29

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.