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Finding the Third Proportional to 1,872,365 and 4,029,133

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Solution

The third proportional to 1,872,365 and 4,029,133 is: 8,670,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,365 : 4,029,133 = 4,029,133 : x
  2. Step 2: Convert to fraction form
    1,872,365/4,029,133 = 4,029,133/x
  3. Step 3: Cross multiply
    1,872,365x = 4,029,133 × 4,029,133
  4. Step 4: Simplify right side
    1,872,365x = 16,233,912,731,689
  5. Step 5: Solve for x
    x = 16,233,912,731,689/1,872,365
  6. Step 6: Final answer
    x = 8,670,271.41

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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.