Home / 557,196.30-836,013.15-220,179.60

Finding the Fourth Proportional to 557,196.30, 836,013.15 and 220,179.60

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Solution

The fourth proportional to 557,196.30, 836,013.15 and 220,179.60 is: 330,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,196.30 : 836,013.15 = 220,179.60 : x
  2. Step 2: Convert to fraction form
    557,196.30/836,013.15 = 220,179.60/x
  3. Step 3: Cross multiply
    557,196.30x = 836,013.15 × 220,179.60
  4. Step 4: Simplify right side
    557,196.30x = 184,073,040,961.74
  5. Step 5: Solve for x
    x = 184,073,040,961.74/557,196.30
  6. Step 6: Final answer
    x = 330,355.82

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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.