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Finding the Fourth Proportional to 417,204.45, 575,753.46 and 235,943.48

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Solution

The fourth proportional to 417,204.45, 575,753.46 and 235,943.48 is: 325,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,204.45 : 575,753.46 = 235,943.48 : x
  2. Step 2: Convert to fraction form
    417,204.45/575,753.46 = 235,943.48/x
  3. Step 3: Cross multiply
    417,204.45x = 575,753.46 × 235,943.48
  4. Step 4: Simplify right side
    417,204.45x = 135,845,273,794.72
  5. Step 5: Solve for x
    x = 135,845,273,794.72/417,204.45
  6. Step 6: Final answer
    x = 325,608.40

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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.