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Finding the Fourth Proportional to 416,816.56, 575,229.20 and 235,536.12

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Solution

The fourth proportional to 416,816.56, 575,229.20 and 235,536.12 is: 325,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,816.56 : 575,229.20 = 235,536.12 : x
  2. Step 2: Convert to fraction form
    416,816.56/575,229.20 = 235,536.12/x
  3. Step 3: Cross multiply
    416,816.56x = 575,229.20 × 235,536.12
  4. Step 4: Simplify right side
    416,816.56x = 135,487,253,878.70
  5. Step 5: Solve for x
    x = 135,487,253,878.70/416,816.56
  6. Step 6: Final answer
    x = 325,052.47

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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.