Home / 557,849.58-836,441.70-220,938.54

Finding the Fourth Proportional to 557,849.58, 836,441.70 and 220,938.54

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Solution

The fourth proportional to 557,849.58, 836,441.70 and 220,938.54 is: 331,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,849.58 : 836,441.70 = 220,938.54 : x
  2. Step 2: Convert to fraction form
    557,849.58/836,441.70 = 220,938.54/x
  3. Step 3: Cross multiply
    557,849.58x = 836,441.70 × 220,938.54
  4. Step 4: Simplify right side
    557,849.58x = 184,802,207,993.12
  5. Step 5: Solve for x
    x = 184,802,207,993.12/557,849.58
  6. Step 6: Final answer
    x = 331,276.05

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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.