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Finding the Third Proportional to 55,995.61 and 120,905.86

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Solution

The third proportional to 55,995.61 and 120,905.86 is: 261,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,995.61 : 120,905.86 = 120,905.86 : x
  2. Step 2: Convert to fraction form
    55,995.61/120,905.86 = 120,905.86/x
  3. Step 3: Cross multiply
    55,995.61x = 120,905.86 × 120,905.86
  4. Step 4: Simplify right side
    55,995.61x = 14,618,226,831.21
  5. Step 5: Solve for x
    x = 14,618,226,831.21/55,995.61
  6. Step 6: Final answer
    x = 261,060.23

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.