Home / 350,722.69-483,997.20-189,577.64

Finding the Fourth Proportional to 350,722.69, 483,997.20 and 189,577.64

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Solution

The fourth proportional to 350,722.69, 483,997.20 and 189,577.64 is: 261,617.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,722.69 : 483,997.20 = 189,577.64 : x
  2. Step 2: Convert to fraction form
    350,722.69/483,997.20 = 189,577.64/x
  3. Step 3: Cross multiply
    350,722.69x = 483,997.20 × 189,577.64
  4. Step 4: Simplify right side
    350,722.69x = 91,755,046,942.61
  5. Step 5: Solve for x
    x = 91,755,046,942.61/350,722.69
  6. Step 6: Final answer
    x = 261,617.09

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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.