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Finding the Third Proportional to 1,291,143.50 and 2,827,707

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Solution

The third proportional to 1,291,143.50 and 2,827,707 is: 6,192,903.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,143.50 : 2,827,707 = 2,827,707 : x
  2. Step 2: Convert to fraction form
    1,291,143.50/2,827,707 = 2,827,707/x
  3. Step 3: Cross multiply
    1,291,143.50x = 2,827,707 × 2,827,707
  4. Step 4: Simplify right side
    1,291,143.50x = 7,995,926,877,849
  5. Step 5: Solve for x
    x = 7,995,926,877,849/1,291,143.50
  6. Step 6: Final answer
    x = 6,192,903.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.