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Finding the Fourth Proportional to 483,768.07, 725,371.69 and 163,813.14

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Solution

The fourth proportional to 483,768.07, 725,371.69 and 163,813.14 is: 245,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,768.07 : 725,371.69 = 163,813.14 : x
  2. Step 2: Convert to fraction form
    483,768.07/725,371.69 = 163,813.14/x
  3. Step 3: Cross multiply
    483,768.07x = 725,371.69 × 163,813.14
  4. Step 4: Simplify right side
    483,768.07x = 118,825,414,206.01
  5. Step 5: Solve for x
    x = 118,825,414,206.01/483,768.07
  6. Step 6: Final answer
    x = 245,624.76

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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.