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Finding the Third Proportional to 9,575,587 and 20,478,278

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Solution

The third proportional to 9,575,587 and 20,478,278 is: 43,794,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,575,587 : 20,478,278 = 20,478,278 : x
  2. Step 2: Convert to fraction form
    9,575,587/20,478,278 = 20,478,278/x
  3. Step 3: Cross multiply
    9,575,587x = 20,478,278 × 20,478,278
  4. Step 4: Simplify right side
    9,575,587x = 419,359,869,845,284
  5. Step 5: Solve for x
    x = 419,359,869,845,284/9,575,587
  6. Step 6: Final answer
    x = 43,794,690.59

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.