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Finding the Third Proportional to 813,644,557 and 1,765,995,204

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Solution

The third proportional to 813,644,557 and 1,765,995,204 is: 3,833,048,514.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,644,557 : 1,765,995,204 = 1,765,995,204 : x
  2. Step 2: Convert to fraction form
    813,644,557/1,765,995,204 = 1,765,995,204/x
  3. Step 3: Cross multiply
    813,644,557x = 1,765,995,204 × 1,765,995,204
  4. Step 4: Simplify right side
    813,644,557x = 3,118,739,060,551,001,600
  5. Step 5: Solve for x
    x = 3,118,739,060,551,001,600/813,644,557
  6. Step 6: Final answer
    x = 3,833,048,514.51

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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.