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Finding the Third Proportional to 10,804,856.63 and 16,605,820.13

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Solution

The third proportional to 10,804,856.63 and 16,605,820.13 is: 25,521,232.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804,856.63 : 16,605,820.13 = 16,605,820.13 : x
  2. Step 2: Convert to fraction form
    10,804,856.63/16,605,820.13 = 16,605,820.13/x
  3. Step 3: Cross multiply
    10,804,856.63x = 16,605,820.13 × 16,605,820.13
  4. Step 4: Simplify right side
    10,804,856.63x = 275,753,262,023,855
  5. Step 5: Solve for x
    x = 275,753,262,023,855/10,804,856.63
  6. Step 6: Final answer
    x = 25,521,232.87

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.