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Finding the Fourth Proportional to 469,480.52, 704,208.45 and 132,544.46

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Solution

The fourth proportional to 469,480.52, 704,208.45 and 132,544.46 is: 198,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,480.52 : 704,208.45 = 132,544.46 : x
  2. Step 2: Convert to fraction form
    469,480.52/704,208.45 = 132,544.46/x
  3. Step 3: Cross multiply
    469,480.52x = 704,208.45 × 132,544.46
  4. Step 4: Simplify right side
    469,480.52x = 93,338,928,732.69
  5. Step 5: Solve for x
    x = 93,338,928,732.69/469,480.52
  6. Step 6: Final answer
    x = 198,813.21

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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.