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Finding the Third Proportional to 1,810,031.06 and 2,655,874.20

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Solution

The third proportional to 1,810,031.06 and 2,655,874.20 is: 3,896,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,031.06 : 2,655,874.20 = 2,655,874.20 : x
  2. Step 2: Convert to fraction form
    1,810,031.06/2,655,874.20 = 2,655,874.20/x
  3. Step 3: Cross multiply
    1,810,031.06x = 2,655,874.20 × 2,655,874.20
  4. Step 4: Simplify right side
    1,810,031.06x = 7,053,667,741,326.82
  5. Step 5: Solve for x
    x = 7,053,667,741,326.82/1,810,031.06
  6. Step 6: Final answer
    x = 3,896,987.12

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.