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Finding the Third Proportional to 490,044 and 1,055,155

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Solution

The third proportional to 490,044 and 1,055,155 is: 2,271,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,044 : 1,055,155 = 1,055,155 : x
  2. Step 2: Convert to fraction form
    490,044/1,055,155 = 1,055,155/x
  3. Step 3: Cross multiply
    490,044x = 1,055,155 × 1,055,155
  4. Step 4: Simplify right side
    490,044x = 1,113,352,074,025
  5. Step 5: Solve for x
    x = 1,113,352,074,025/490,044
  6. Step 6: Final answer
    x = 2,271,943.08

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.