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Finding the Third Proportional to 367,028 and 808,558

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Solution

The third proportional to 367,028 and 808,558 is: 1,781,242.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,028 : 808,558 = 808,558 : x
  2. Step 2: Convert to fraction form
    367,028/808,558 = 808,558/x
  3. Step 3: Cross multiply
    367,028x = 808,558 × 808,558
  4. Step 4: Simplify right side
    367,028x = 653,766,039,364
  5. Step 5: Solve for x
    x = 653,766,039,364/367,028
  6. Step 6: Final answer
    x = 1,781,242.96

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.