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Finding the Fourth Proportional to 416,598.05, 574,904.08 and 225,611.39

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Solution

The fourth proportional to 416,598.05, 574,904.08 and 225,611.39 is: 311,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,598.05 : 574,904.08 = 225,611.39 : x
  2. Step 2: Convert to fraction form
    416,598.05/574,904.08 = 225,611.39/x
  3. Step 3: Cross multiply
    416,598.05x = 574,904.08 × 225,611.39
  4. Step 4: Simplify right side
    416,598.05x = 129,704,910,324.75
  5. Step 5: Solve for x
    x = 129,704,910,324.75/416,598.05
  6. Step 6: Final answer
    x = 311,343.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.