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Finding the Third Proportional to 432,621 and 938,250

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Solution

The third proportional to 432,621 and 938,250 is: 2,034,836.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,621 : 938,250 = 938,250 : x
  2. Step 2: Convert to fraction form
    432,621/938,250 = 938,250/x
  3. Step 3: Cross multiply
    432,621x = 938,250 × 938,250
  4. Step 4: Simplify right side
    432,621x = 880,313,062,500
  5. Step 5: Solve for x
    x = 880,313,062,500/432,621
  6. Step 6: Final answer
    x = 2,034,836.64

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.