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Finding the Fourth Proportional to 655,997.84, 905,249.04 and 365,593.95

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Solution

The fourth proportional to 655,997.84, 905,249.04 and 365,593.95 is: 504,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,997.84 : 905,249.04 = 365,593.95 : x
  2. Step 2: Convert to fraction form
    655,997.84/905,249.04 = 365,593.95/x
  3. Step 3: Cross multiply
    655,997.84x = 905,249.04 × 365,593.95
  4. Step 4: Simplify right side
    655,997.84x = 330,953,572,267.31
  5. Step 5: Solve for x
    x = 330,953,572,267.31/655,997.84
  6. Step 6: Final answer
    x = 504,504.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.