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Finding the Third Proportional to 19,129,900 and 41,385,752

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Solution

The third proportional to 19,129,900 and 41,385,752 is: 89,534,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129,900 : 41,385,752 = 41,385,752 : x
  2. Step 2: Convert to fraction form
    19,129,900/41,385,752 = 41,385,752/x
  3. Step 3: Cross multiply
    19,129,900x = 41,385,752 × 41,385,752
  4. Step 4: Simplify right side
    19,129,900x = 1,712,780,468,605,504
  5. Step 5: Solve for x
    x = 1,712,780,468,605,504/19,129,900
  6. Step 6: Final answer
    x = 89,534,209.20

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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.