Home / 558,164.51-836,190.32-329,777.12

Finding the Fourth Proportional to 558,164.51, 836,190.32 and 329,777.12

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Solution

The fourth proportional to 558,164.51, 836,190.32 and 329,777.12 is: 494,041.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,164.51 : 836,190.32 = 329,777.12 : x
  2. Step 2: Convert to fraction form
    558,164.51/836,190.32 = 329,777.12/x
  3. Step 3: Cross multiply
    558,164.51x = 836,190.32 × 329,777.12
  4. Step 4: Simplify right side
    558,164.51x = 275,756,437,102.45
  5. Step 5: Solve for x
    x = 275,756,437,102.45/558,164.51
  6. Step 6: Final answer
    x = 494,041.51

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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.