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Finding the Fourth Proportional to 580,906.80, 871,669.80 and 225,932.40

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Solution

The fourth proportional to 580,906.80, 871,669.80 and 225,932.40 is: 339,019.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,906.80 : 871,669.80 = 225,932.40 : x
  2. Step 2: Convert to fraction form
    580,906.80/871,669.80 = 225,932.40/x
  3. Step 3: Cross multiply
    580,906.80x = 871,669.80 × 225,932.40
  4. Step 4: Simplify right side
    580,906.80x = 196,938,449,921.52
  5. Step 5: Solve for x
    x = 196,938,449,921.52/580,906.80
  6. Step 6: Final answer
    x = 339,019.01

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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.