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Finding the Third Proportional to 1,853,897.63 and 4,061,260.69

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Solution

The third proportional to 1,853,897.63 and 4,061,260.69 is: 8,896,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,897.63 : 4,061,260.69 = 4,061,260.69 : x
  2. Step 2: Convert to fraction form
    1,853,897.63/4,061,260.69 = 4,061,260.69/x
  3. Step 3: Cross multiply
    1,853,897.63x = 4,061,260.69 × 4,061,260.69
  4. Step 4: Simplify right side
    1,853,897.63x = 16,493,838,371,832.97
  5. Step 5: Solve for x
    x = 16,493,838,371,832.97/1,853,897.63
  6. Step 6: Final answer
    x = 8,896,844.22

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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.