Home / 394,910.78-591,829.38-167,017.01

Finding the Fourth Proportional to 394,910.78, 591,829.38 and 167,017.01

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Solution

The fourth proportional to 394,910.78, 591,829.38 and 167,017.01 is: 250,298.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,910.78 : 591,829.38 = 167,017.01 : x
  2. Step 2: Convert to fraction form
    394,910.78/591,829.38 = 167,017.01/x
  3. Step 3: Cross multiply
    394,910.78x = 591,829.38 × 167,017.01
  4. Step 4: Simplify right side
    394,910.78x = 98,845,570,518.61
  5. Step 5: Solve for x
    x = 98,845,570,518.61/394,910.78
  6. Step 6: Final answer
    x = 250,298.49

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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.