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Finding the Fourth Proportional to 235,500.76, 324,826.32 and 154,902.52

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Solution

The fourth proportional to 235,500.76, 324,826.32 and 154,902.52 is: 213,657.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,500.76 : 324,826.32 = 154,902.52 : x
  2. Step 2: Convert to fraction form
    235,500.76/324,826.32 = 154,902.52/x
  3. Step 3: Cross multiply
    235,500.76x = 324,826.32 × 154,902.52
  4. Step 4: Simplify right side
    235,500.76x = 50,316,415,530.33
  5. Step 5: Solve for x
    x = 50,316,415,530.33/235,500.76
  6. Step 6: Final answer
    x = 213,657.13

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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.