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Finding the Third Proportional to 939,285 and 2,055,798

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Solution

The third proportional to 939,285 and 2,055,798 is: 4,499,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,285 : 2,055,798 = 2,055,798 : x
  2. Step 2: Convert to fraction form
    939,285/2,055,798 = 2,055,798/x
  3. Step 3: Cross multiply
    939,285x = 2,055,798 × 2,055,798
  4. Step 4: Simplify right side
    939,285x = 4,226,305,416,804
  5. Step 5: Solve for x
    x = 4,226,305,416,804/939,285
  6. Step 6: Final answer
    x = 4,499,492.08

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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.