Home / 439,273.56-658,157.38-294,909

Finding the Fourth Proportional to 439,273.56, 658,157.38 and 294,909

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Solution

The fourth proportional to 439,273.56, 658,157.38 and 294,909 is: 441,858.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,273.56 : 658,157.38 = 294,909 : x
  2. Step 2: Convert to fraction form
    439,273.56/658,157.38 = 294,909/x
  3. Step 3: Cross multiply
    439,273.56x = 658,157.38 × 294,909
  4. Step 4: Simplify right side
    439,273.56x = 194,096,534,778.42
  5. Step 5: Solve for x
    x = 194,096,534,778.42/439,273.56
  6. Step 6: Final answer
    x = 441,858.00

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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.