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Finding the Third Proportional to 1,913,251 and 4,199,708

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Solution

The third proportional to 1,913,251 and 4,199,708 is: 9,218,626.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,251 : 4,199,708 = 4,199,708 : x
  2. Step 2: Convert to fraction form
    1,913,251/4,199,708 = 4,199,708/x
  3. Step 3: Cross multiply
    1,913,251x = 4,199,708 × 4,199,708
  4. Step 4: Simplify right side
    1,913,251x = 17,637,547,285,264
  5. Step 5: Solve for x
    x = 17,637,547,285,264/1,913,251
  6. Step 6: Final answer
    x = 9,218,626.98

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