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Finding the Third Proportional to 2,018,855.25 and 3,103,124.63

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Solution

The third proportional to 2,018,855.25 and 3,103,124.63 is: 4,769,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,855.25 : 3,103,124.63 = 3,103,124.63 : x
  2. Step 2: Convert to fraction form
    2,018,855.25/3,103,124.63 = 3,103,124.63/x
  3. Step 3: Cross multiply
    2,018,855.25x = 3,103,124.63 × 3,103,124.63
  4. Step 4: Simplify right side
    2,018,855.25x = 9,629,382,438,281.39
  5. Step 5: Solve for x
    x = 9,629,382,438,281.39/2,018,855.25
  6. Step 6: Final answer
    x = 4,769,724.05

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.