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Finding the Third Proportional to 1,869,966 and 4,035,168

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Solution

The third proportional to 1,869,966 and 4,035,168 is: 8,707,420.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,966 : 4,035,168 = 4,035,168 : x
  2. Step 2: Convert to fraction form
    1,869,966/4,035,168 = 4,035,168/x
  3. Step 3: Cross multiply
    1,869,966x = 4,035,168 × 4,035,168
  4. Step 4: Simplify right side
    1,869,966x = 16,282,580,788,224
  5. Step 5: Solve for x
    x = 16,282,580,788,224/1,869,966
  6. Step 6: Final answer
    x = 8,707,420.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.