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Finding the Third Proportional to 434,079 and 938,343

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Solution

The third proportional to 434,079 and 938,343 is: 2,028,404.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,079 : 938,343 = 938,343 : x
  2. Step 2: Convert to fraction form
    434,079/938,343 = 938,343/x
  3. Step 3: Cross multiply
    434,079x = 938,343 × 938,343
  4. Step 4: Simplify right side
    434,079x = 880,487,585,649
  5. Step 5: Solve for x
    x = 880,487,585,649/434,079
  6. Step 6: Final answer
    x = 2,028,404.01

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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.