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Finding the Fourth Proportional to 235,880.96, 325,463.04 and 197,794.56

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Solution

The fourth proportional to 235,880.96, 325,463.04 and 197,794.56 is: 272,912.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,880.96 : 325,463.04 = 197,794.56 : x
  2. Step 2: Convert to fraction form
    235,880.96/325,463.04 = 197,794.56/x
  3. Step 3: Cross multiply
    235,880.96x = 325,463.04 × 197,794.56
  4. Step 4: Simplify right side
    235,880.96x = 64,374,818,793.06
  5. Step 5: Solve for x
    x = 64,374,818,793.06/235,880.96
  6. Step 6: Final answer
    x = 272,912.31

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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.