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Finding the Third Proportional to 1,398,847.50 and 2,224,374.75

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Solution

The third proportional to 1,398,847.50 and 2,224,374.75 is: 3,537,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,847.50 : 2,224,374.75 = 2,224,374.75 : x
  2. Step 2: Convert to fraction form
    1,398,847.50/2,224,374.75 = 2,224,374.75/x
  3. Step 3: Cross multiply
    1,398,847.50x = 2,224,374.75 × 2,224,374.75
  4. Step 4: Simplify right side
    1,398,847.50x = 4,947,843,028,437.56
  5. Step 5: Solve for x
    x = 4,947,843,028,437.56/1,398,847.50
  6. Step 6: Final answer
    x = 3,537,085.37

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.