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Finding the Third Proportional to 2,768,561.65 and 4,333,167.46

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Solution

The third proportional to 2,768,561.65 and 4,333,167.46 is: 6,781,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,561.65 : 4,333,167.46 = 4,333,167.46 : x
  2. Step 2: Convert to fraction form
    2,768,561.65/4,333,167.46 = 4,333,167.46/x
  3. Step 3: Cross multiply
    2,768,561.65x = 4,333,167.46 × 4,333,167.46
  4. Step 4: Simplify right side
    2,768,561.65x = 18,776,340,210,674.23
  5. Step 5: Solve for x
    x = 18,776,340,210,674.23/2,768,561.65
  6. Step 6: Final answer
    x = 6,781,983.79

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.