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Finding the Fourth Proportional to 468,669.58, 703,004.40 and 131,696.62

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Solution

The fourth proportional to 468,669.58, 703,004.40 and 131,696.62 is: 197,544.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,669.58 : 703,004.40 = 131,696.62 : x
  2. Step 2: Convert to fraction form
    468,669.58/703,004.40 = 131,696.62/x
  3. Step 3: Cross multiply
    468,669.58x = 703,004.40 × 131,696.62
  4. Step 4: Simplify right side
    468,669.58x = 92,583,301,567.62
  5. Step 5: Solve for x
    x = 92,583,301,567.62/468,669.58
  6. Step 6: Final answer
    x = 197,544.94

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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.