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Finding the Fourth Proportional to 336,293.36, 504,513.84 and 99,654.56

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Solution

The fourth proportional to 336,293.36, 504,513.84 and 99,654.56 is: 149,503.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,293.36 : 504,513.84 = 99,654.56 : x
  2. Step 2: Convert to fraction form
    336,293.36/504,513.84 = 99,654.56/x
  3. Step 3: Cross multiply
    336,293.36x = 504,513.84 × 99,654.56
  4. Step 4: Simplify right side
    336,293.36x = 50,277,104,739.11
  5. Step 5: Solve for x
    x = 50,277,104,739.11/336,293.36
  6. Step 6: Final answer
    x = 149,503.71

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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.