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Finding the Fourth Proportional to 416,733.42, 575,091.57 and 225,747.57

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Solution

The fourth proportional to 416,733.42, 575,091.57 and 225,747.57 is: 311,531.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,733.42 : 575,091.57 = 225,747.57 : x
  2. Step 2: Convert to fraction form
    416,733.42/575,091.57 = 225,747.57/x
  3. Step 3: Cross multiply
    416,733.42x = 575,091.57 × 225,747.57
  4. Step 4: Simplify right side
    416,733.42x = 129,825,524,454.99
  5. Step 5: Solve for x
    x = 129,825,524,454.99/416,733.42
  6. Step 6: Final answer
    x = 311,531.35

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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.