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Finding the Fourth Proportional to 655,223.67, 982,835.10 and 181,908.90

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Solution

The fourth proportional to 655,223.67, 982,835.10 and 181,908.90 is: 272,863.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,223.67 : 982,835.10 = 181,908.90 : x
  2. Step 2: Convert to fraction form
    655,223.67/982,835.10 = 181,908.90/x
  3. Step 3: Cross multiply
    655,223.67x = 982,835.10 × 181,908.90
  4. Step 4: Simplify right side
    655,223.67x = 178,786,451,922.39
  5. Step 5: Solve for x
    x = 178,786,451,922.39/655,223.67
  6. Step 6: Final answer
    x = 272,863.24

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1.5x scale

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.