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Finding the Third Proportional to 899,240 and 1,881,621

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Solution

The third proportional to 899,240 and 1,881,621 is: 3,937,210.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,240 : 1,881,621 = 1,881,621 : x
  2. Step 2: Convert to fraction form
    899,240/1,881,621 = 1,881,621/x
  3. Step 3: Cross multiply
    899,240x = 1,881,621 × 1,881,621
  4. Step 4: Simplify right side
    899,240x = 3,540,497,587,641
  5. Step 5: Solve for x
    x = 3,540,497,587,641/899,240
  6. Step 6: Final answer
    x = 3,937,210.96

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.