Home / 634,517.20-951,905.40-213,835.60

Finding the Fourth Proportional to 634,517.20, 951,905.40 and 213,835.60

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Solution

The fourth proportional to 634,517.20, 951,905.40 and 213,835.60 is: 320,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,517.20 : 951,905.40 = 213,835.60 : x
  2. Step 2: Convert to fraction form
    634,517.20/951,905.40 = 213,835.60/x
  3. Step 3: Cross multiply
    634,517.20x = 951,905.40 × 213,835.60
  4. Step 4: Simplify right side
    634,517.20x = 203,551,262,352.24
  5. Step 5: Solve for x
    x = 203,551,262,352.24/634,517.20
  6. Step 6: Final answer
    x = 320,797.08

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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.