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Finding the Third Proportional to 1,642,464 and 2,197,039.50

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Solution

The third proportional to 1,642,464 and 2,197,039.50 is: 2,938,866.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,464 : 2,197,039.50 = 2,197,039.50 : x
  2. Step 2: Convert to fraction form
    1,642,464/2,197,039.50 = 2,197,039.50/x
  3. Step 3: Cross multiply
    1,642,464x = 2,197,039.50 × 2,197,039.50
  4. Step 4: Simplify right side
    1,642,464x = 4,826,982,564,560.25
  5. Step 5: Solve for x
    x = 4,826,982,564,560.25/1,642,464
  6. Step 6: Final answer
    x = 2,938,866.58

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.