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Finding the Third Proportional to 1,775,579 and 3,913,108

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Solution

The third proportional to 1,775,579 and 3,913,108 is: 8,623,899.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,579 : 3,913,108 = 3,913,108 : x
  2. Step 2: Convert to fraction form
    1,775,579/3,913,108 = 3,913,108/x
  3. Step 3: Cross multiply
    1,775,579x = 3,913,108 × 3,913,108
  4. Step 4: Simplify right side
    1,775,579x = 15,312,414,219,664
  5. Step 5: Solve for x
    x = 15,312,414,219,664/1,775,579
  6. Step 6: Final answer
    x = 8,623,899.14

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.