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Finding the Third Proportional to 2,171,880.84 and 3,246,339.52

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Solution

The third proportional to 2,171,880.84 and 3,246,339.52 is: 4,852,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,880.84 : 3,246,339.52 = 3,246,339.52 : x
  2. Step 2: Convert to fraction form
    2,171,880.84/3,246,339.52 = 3,246,339.52/x
  3. Step 3: Cross multiply
    2,171,880.84x = 3,246,339.52 × 3,246,339.52
  4. Step 4: Simplify right side
    2,171,880.84x = 10,538,720,250,708.36
  5. Step 5: Solve for x
    x = 10,538,720,250,708.36/2,171,880.84
  6. Step 6: Final answer
    x = 4,852,347.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.