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Finding the Third Proportional to 51,080,232 and 79,311,798

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Solution

The third proportional to 51,080,232 and 79,311,798 is: 123,146,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,080,232 : 79,311,798 = 79,311,798 : x
  2. Step 2: Convert to fraction form
    51,080,232/79,311,798 = 79,311,798/x
  3. Step 3: Cross multiply
    51,080,232x = 79,311,798 × 79,311,798
  4. Step 4: Simplify right side
    51,080,232x = 6,290,361,301,992,804
  5. Step 5: Solve for x
    x = 6,290,361,301,992,804/51,080,232
  6. Step 6: Final answer
    x = 123,146,686.22

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.