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Finding the Fourth Proportional to 416,819.85, 575,203.88 and 235,527.88

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Solution

The fourth proportional to 416,819.85, 575,203.88 and 235,527.88 is: 325,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,819.85 : 575,203.88 = 235,527.88 : x
  2. Step 2: Convert to fraction form
    416,819.85/575,203.88 = 235,527.88/x
  3. Step 3: Cross multiply
    416,819.85x = 575,203.88 × 235,527.88
  4. Step 4: Simplify right side
    416,819.85x = 135,476,548,691.76
  5. Step 5: Solve for x
    x = 135,476,548,691.76/416,819.85
  6. Step 6: Final answer
    x = 325,024.22

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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.