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Finding the Third Proportional to 1,320,246 and 1,983,289.50

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Solution

The third proportional to 1,320,246 and 1,983,289.50 is: 2,979,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,246 : 1,983,289.50 = 1,983,289.50 : x
  2. Step 2: Convert to fraction form
    1,320,246/1,983,289.50 = 1,983,289.50/x
  3. Step 3: Cross multiply
    1,320,246x = 1,983,289.50 × 1,983,289.50
  4. Step 4: Simplify right side
    1,320,246x = 3,933,437,240,810.25
  5. Step 5: Solve for x
    x = 3,933,437,240,810.25/1,320,246
  6. Step 6: Final answer
    x = 2,979,321.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.