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Finding the Third Proportional to 4,587,189 and 7,287,593

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Solution

The third proportional to 4,587,189 and 7,287,593 is: 11,577,681.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587,189 : 7,287,593 = 7,287,593 : x
  2. Step 2: Convert to fraction form
    4,587,189/7,287,593 = 7,287,593/x
  3. Step 3: Cross multiply
    4,587,189x = 7,287,593 × 7,287,593
  4. Step 4: Simplify right side
    4,587,189x = 53,109,011,733,649
  5. Step 5: Solve for x
    x = 53,109,011,733,649/4,587,189
  6. Step 6: Final answer
    x = 11,577,681.18

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.