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Finding the Third Proportional to 16,840.13 and 36,909.56

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Solution

The third proportional to 16,840.13 and 36,909.56 is: 80,897.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.13 : 36,909.56 = 36,909.56 : x
  2. Step 2: Convert to fraction form
    16,840.13/36,909.56 = 36,909.56/x
  3. Step 3: Cross multiply
    16,840.13x = 36,909.56 × 36,909.56
  4. Step 4: Simplify right side
    16,840.13x = 1,362,315,803.94
  5. Step 5: Solve for x
    x = 1,362,315,803.94/16,840.13
  6. Step 6: Final answer
    x = 80,897.01

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1.5x scale

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.