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Finding the Third Proportional to 36,573,888 and 79,452,660

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Solution

The third proportional to 36,573,888 and 79,452,660 is: 172,601,971.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,573,888 : 79,452,660 = 79,452,660 : x
  2. Step 2: Convert to fraction form
    36,573,888/79,452,660 = 79,452,660/x
  3. Step 3: Cross multiply
    36,573,888x = 79,452,660 × 79,452,660
  4. Step 4: Simplify right side
    36,573,888x = 6,312,725,181,075,600
  5. Step 5: Solve for x
    x = 6,312,725,181,075,600/36,573,888
  6. Step 6: Final answer
    x = 172,601,971.69

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.