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Finding the Fourth Proportional to 416,558.77, 574,850.96 and 225,572.11

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Solution

The fourth proportional to 416,558.77, 574,850.96 and 225,572.11 is: 311,289.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,558.77 : 574,850.96 = 225,572.11 : x
  2. Step 2: Convert to fraction form
    416,558.77/574,850.96 = 225,572.11/x
  3. Step 3: Cross multiply
    416,558.77x = 574,850.96 × 225,572.11
  4. Step 4: Simplify right side
    416,558.77x = 129,670,342,263.63
  5. Step 5: Solve for x
    x = 129,670,342,263.63/416,558.77
  6. Step 6: Final answer
    x = 311,289.43

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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.