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Finding the Fourth Proportional to 533,932.92, 800,889.94 and 134,564.76

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Solution

The fourth proportional to 533,932.92, 800,889.94 and 134,564.76 is: 201,844.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,932.92 : 800,889.94 = 134,564.76 : x
  2. Step 2: Convert to fraction form
    533,932.92/800,889.94 = 134,564.76/x
  3. Step 3: Cross multiply
    533,932.92x = 800,889.94 × 134,564.76
  4. Step 4: Simplify right side
    533,932.92x = 107,771,562,562.51
  5. Step 5: Solve for x
    x = 107,771,562,562.51/533,932.92
  6. Step 6: Final answer
    x = 201,844.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.