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Finding the Fourth Proportional to 235,233.86, 324,551.21 and 133,243.11

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Solution

The fourth proportional to 235,233.86, 324,551.21 and 133,243.11 is: 183,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,233.86 : 324,551.21 = 133,243.11 : x
  2. Step 2: Convert to fraction form
    235,233.86/324,551.21 = 133,243.11/x
  3. Step 3: Cross multiply
    235,233.86x = 324,551.21 × 133,243.11
  4. Step 4: Simplify right side
    235,233.86x = 43,244,211,908.45
  5. Step 5: Solve for x
    x = 43,244,211,908.45/235,233.86
  6. Step 6: Final answer
    x = 183,834.98

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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.