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Finding the Third Proportional to 779,973 and 1,708,843.50

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Solution

The third proportional to 779,973 and 1,708,843.50 is: 3,743,906.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,973 : 1,708,843.50 = 1,708,843.50 : x
  2. Step 2: Convert to fraction form
    779,973/1,708,843.50 = 1,708,843.50/x
  3. Step 3: Cross multiply
    779,973x = 1,708,843.50 × 1,708,843.50
  4. Step 4: Simplify right side
    779,973x = 2,920,146,107,492.25
  5. Step 5: Solve for x
    x = 2,920,146,107,492.25/779,973
  6. Step 6: Final answer
    x = 3,743,906.66

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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.