Home / 558,165.51-836,191.82-329,778.12

Finding the Fourth Proportional to 558,165.51, 836,191.82 and 329,778.12

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Solution

The fourth proportional to 558,165.51, 836,191.82 and 329,778.12 is: 494,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,165.51 : 836,191.82 = 329,778.12 : x
  2. Step 2: Convert to fraction form
    558,165.51/836,191.82 = 329,778.12/x
  3. Step 3: Cross multiply
    558,165.51x = 836,191.82 × 329,778.12
  4. Step 4: Simplify right side
    558,165.51x = 275,757,766,358.98
  5. Step 5: Solve for x
    x = 275,757,766,358.98/558,165.51
  6. Step 6: Final answer
    x = 494,043.01

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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.