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Finding the Third Proportional to 35,949,972 and 78,625,752

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Solution

The third proportional to 35,949,972 and 78,625,752 is: 171,961,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,949,972 : 78,625,752 = 78,625,752 : x
  2. Step 2: Convert to fraction form
    35,949,972/78,625,752 = 78,625,752/x
  3. Step 3: Cross multiply
    35,949,972x = 78,625,752 × 78,625,752
  4. Step 4: Simplify right side
    35,949,972x = 6,182,008,877,565,504
  5. Step 5: Solve for x
    x = 6,182,008,877,565,504/35,949,972
  6. Step 6: Final answer
    x = 171,961,437.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.