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Finding the Third Proportional to 708,928.88 and 1,555,628.63

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Solution

The third proportional to 708,928.88 and 1,555,628.63 is: 3,413,572.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,928.88 : 1,555,628.63 = 1,555,628.63 : x
  2. Step 2: Convert to fraction form
    708,928.88/1,555,628.63 = 1,555,628.63/x
  3. Step 3: Cross multiply
    708,928.88x = 1,555,628.63 × 1,555,628.63
  4. Step 4: Simplify right side
    708,928.88x = 2,419,980,418,919.39
  5. Step 5: Solve for x
    x = 2,419,980,418,919.39/708,928.88
  6. Step 6: Final answer
    x = 3,413,572.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.