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Finding the Third Proportional to 1,993,555.13 and 4,347,918.84

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Solution

The third proportional to 1,993,555.13 and 4,347,918.84 is: 9,482,756.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,555.13 : 4,347,918.84 = 4,347,918.84 : x
  2. Step 2: Convert to fraction form
    1,993,555.13/4,347,918.84 = 4,347,918.84/x
  3. Step 3: Cross multiply
    1,993,555.13x = 4,347,918.84 × 4,347,918.84
  4. Step 4: Simplify right side
    1,993,555.13x = 18,904,398,271,836.34
  5. Step 5: Solve for x
    x = 18,904,398,271,836.34/1,993,555.13
  6. Step 6: Final answer
    x = 9,482,756.73

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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.