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Finding the Third Proportional to 1,893,212.44 and 4,129,095.28

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Solution

The third proportional to 1,893,212.44 and 4,129,095.28 is: 9,005,554.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,212.44 : 4,129,095.28 = 4,129,095.28 : x
  2. Step 2: Convert to fraction form
    1,893,212.44/4,129,095.28 = 4,129,095.28/x
  3. Step 3: Cross multiply
    1,893,212.44x = 4,129,095.28 × 4,129,095.28
  4. Step 4: Simplify right side
    1,893,212.44x = 17,049,427,841,641.02
  5. Step 5: Solve for x
    x = 17,049,427,841,641.02/1,893,212.44
  6. Step 6: Final answer
    x = 9,005,554.53

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.