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Finding the Third Proportional to 19,143,520 and 28,943,131

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Solution

The third proportional to 19,143,520 and 28,943,131 is: 43,759,184.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,143,520 : 28,943,131 = 28,943,131 : x
  2. Step 2: Convert to fraction form
    19,143,520/28,943,131 = 28,943,131/x
  3. Step 3: Cross multiply
    19,143,520x = 28,943,131 × 28,943,131
  4. Step 4: Simplify right side
    19,143,520x = 837,704,832,083,161
  5. Step 5: Solve for x
    x = 837,704,832,083,161/19,143,520
  6. Step 6: Final answer
    x = 43,759,184.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.