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Finding the Third Proportional to 885,555 and 1,338,889.50

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Solution

The third proportional to 885,555 and 1,338,889.50 is: 2,024,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,555 : 1,338,889.50 = 1,338,889.50 : x
  2. Step 2: Convert to fraction form
    885,555/1,338,889.50 = 1,338,889.50/x
  3. Step 3: Cross multiply
    885,555x = 1,338,889.50 × 1,338,889.50
  4. Step 4: Simplify right side
    885,555x = 1,792,625,093,210.25
  5. Step 5: Solve for x
    x = 1,792,625,093,210.25/885,555
  6. Step 6: Final answer
    x = 2,024,295.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.