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Finding the Fourth Proportional to 303,886.92, 419,296.59 and 174,817.47

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Solution

The fourth proportional to 303,886.92, 419,296.59 and 174,817.47 is: 241,209.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,886.92 : 419,296.59 = 174,817.47 : x
  2. Step 2: Convert to fraction form
    303,886.92/419,296.59 = 174,817.47/x
  3. Step 3: Cross multiply
    303,886.92x = 419,296.59 × 174,817.47
  4. Step 4: Simplify right side
    303,886.92x = 73,300,369,043.43
  5. Step 5: Solve for x
    x = 73,300,369,043.43/303,886.92
  6. Step 6: Final answer
    x = 241,209.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.