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Finding the Third Proportional to 1,872,882 and 4,029,831

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Solution

The third proportional to 1,872,882 and 4,029,831 is: 8,670,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,882 : 4,029,831 = 4,029,831 : x
  2. Step 2: Convert to fraction form
    1,872,882/4,029,831 = 4,029,831/x
  3. Step 3: Cross multiply
    1,872,882x = 4,029,831 × 4,029,831
  4. Step 4: Simplify right side
    1,872,882x = 16,239,537,888,561
  5. Step 5: Solve for x
    x = 16,239,537,888,561/1,872,882
  6. Step 6: Final answer
    x = 8,670,881.50

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.