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Finding the Third Proportional to 1,689,548.63 and 3,498,805.13

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Solution

The third proportional to 1,689,548.63 and 3,498,805.13 is: 7,245,507.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,548.63 : 3,498,805.13 = 3,498,805.13 : x
  2. Step 2: Convert to fraction form
    1,689,548.63/3,498,805.13 = 3,498,805.13/x
  3. Step 3: Cross multiply
    1,689,548.63x = 3,498,805.13 × 3,498,805.13
  4. Step 4: Simplify right side
    1,689,548.63x = 12,241,637,302,726.27
  5. Step 5: Solve for x
    x = 12,241,637,302,726.27/1,689,548.63
  6. Step 6: Final answer
    x = 7,245,507.54

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.