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Finding the Third Proportional to 13,458,529.50 and 20,182,853.25

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Solution

The third proportional to 13,458,529.50 and 20,182,853.25 is: 30,266,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,458,529.50 : 20,182,853.25 = 20,182,853.25 : x
  2. Step 2: Convert to fraction form
    13,458,529.50/20,182,853.25 = 20,182,853.25/x
  3. Step 3: Cross multiply
    13,458,529.50x = 20,182,853.25 × 20,182,853.25
  4. Step 4: Simplify right side
    13,458,529.50x = 407,347,565,311,035.56
  5. Step 5: Solve for x
    x = 407,347,565,311,035.56/13,458,529.50
  6. Step 6: Final answer
    x = 30,266,870.19

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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.