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Finding the Third Proportional to 3,499,858.13 and 7,279,075.13

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Solution

The third proportional to 3,499,858.13 and 7,279,075.13 is: 15,139,166.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499,858.13 : 7,279,075.13 = 7,279,075.13 : x
  2. Step 2: Convert to fraction form
    3,499,858.13/7,279,075.13 = 7,279,075.13/x
  3. Step 3: Cross multiply
    3,499,858.13x = 7,279,075.13 × 7,279,075.13
  4. Step 4: Simplify right side
    3,499,858.13x = 52,984,934,675,393.77
  5. Step 5: Solve for x
    x = 52,984,934,675,393.77/3,499,858.13
  6. Step 6: Final answer
    x = 15,139,166.44

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.