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Finding the Fourth Proportional to 322,552.71, 483,835.77 and 117,380.34

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Solution

The fourth proportional to 322,552.71, 483,835.77 and 117,380.34 is: 176,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,552.71 : 483,835.77 = 117,380.34 : x
  2. Step 2: Convert to fraction form
    322,552.71/483,835.77 = 117,380.34/x
  3. Step 3: Cross multiply
    322,552.71x = 483,835.77 × 117,380.34
  4. Step 4: Simplify right side
    322,552.71x = 56,792,807,186.76
  5. Step 5: Solve for x
    x = 56,792,807,186.76/322,552.71
  6. Step 6: Final answer
    x = 176,072.95

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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.