Home / 615,467.20-923,272.80-194,785.60

Finding the Fourth Proportional to 615,467.20, 923,272.80 and 194,785.60

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Solution

The fourth proportional to 615,467.20, 923,272.80 and 194,785.60 is: 292,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,467.20 : 923,272.80 = 194,785.60 : x
  2. Step 2: Convert to fraction form
    615,467.20/923,272.80 = 194,785.60/x
  3. Step 3: Cross multiply
    615,467.20x = 923,272.80 × 194,785.60
  4. Step 4: Simplify right side
    615,467.20x = 179,840,246,311.68
  5. Step 5: Solve for x
    x = 179,840,246,311.68/615,467.20
  6. Step 6: Final answer
    x = 292,201.19

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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.