Home / 615,629.40-923,434.02-194,904.60

Finding the Fourth Proportional to 615,629.40, 923,434.02 and 194,904.60

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Solution

The fourth proportional to 615,629.40, 923,434.02 and 194,904.60 is: 292,353.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,629.40 : 923,434.02 = 194,904.60 : x
  2. Step 2: Convert to fraction form
    615,629.40/923,434.02 = 194,904.60/x
  3. Step 3: Cross multiply
    615,629.40x = 923,434.02 × 194,904.60
  4. Step 4: Simplify right side
    615,629.40x = 179,981,538,294.49
  5. Step 5: Solve for x
    x = 179,981,538,294.49/615,629.40
  6. Step 6: Final answer
    x = 292,353.71

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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.