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Finding the Third Proportional to 2,158,579.13 and 2,965,587.19

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Solution

The third proportional to 2,158,579.13 and 2,965,587.19 is: 4,074,303.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,579.13 : 2,965,587.19 = 2,965,587.19 : x
  2. Step 2: Convert to fraction form
    2,158,579.13/2,965,587.19 = 2,965,587.19/x
  3. Step 3: Cross multiply
    2,158,579.13x = 2,965,587.19 × 2,965,587.19
  4. Step 4: Simplify right side
    2,158,579.13x = 8,794,707,366,664.16
  5. Step 5: Solve for x
    x = 8,794,707,366,664.16/2,158,579.13
  6. Step 6: Final answer
    x = 4,074,303.91

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.