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Finding the Third Proportional to 369,374 and 808,812

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Solution

The third proportional to 369,374 and 808,812 is: 1,771,041.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,374 : 808,812 = 808,812 : x
  2. Step 2: Convert to fraction form
    369,374/808,812 = 808,812/x
  3. Step 3: Cross multiply
    369,374x = 808,812 × 808,812
  4. Step 4: Simplify right side
    369,374x = 654,176,851,344
  5. Step 5: Solve for x
    x = 654,176,851,344/369,374
  6. Step 6: Final answer
    x = 1,771,041.96

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.