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Finding the Third Proportional to 1,995,398.30 and 3,042,920.04

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Solution

The third proportional to 1,995,398.30 and 3,042,920.04 is: 4,640,357.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,398.30 : 3,042,920.04 = 3,042,920.04 : x
  2. Step 2: Convert to fraction form
    1,995,398.30/3,042,920.04 = 3,042,920.04/x
  3. Step 3: Cross multiply
    1,995,398.30x = 3,042,920.04 × 3,042,920.04
  4. Step 4: Simplify right side
    1,995,398.30x = 9,259,362,364,128.13
  5. Step 5: Solve for x
    x = 9,259,362,364,128.13/1,995,398.30
  6. Step 6: Final answer
    x = 4,640,357.96

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.