Home / 783,369.24-1,081,241.87-477,614.22

Finding the Fourth Proportional to 783,369.24, 1,081,241.87 and 477,614.22

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Solution

The fourth proportional to 783,369.24, 1,081,241.87 and 477,614.22 is: 659,224.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,369.24 : 1,081,241.87 = 477,614.22 : x
  2. Step 2: Convert to fraction form
    783,369.24/1,081,241.87 = 477,614.22/x
  3. Step 3: Cross multiply
    783,369.24x = 1,081,241.87 × 477,614.22
  4. Step 4: Simplify right side
    783,369.24x = 516,416,489,983.32
  5. Step 5: Solve for x
    x = 516,416,489,983.32/783,369.24
  6. Step 6: Final answer
    x = 659,224.88

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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.