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Finding the Fourth Proportional to 370,016.56, 554,684.62 and 133,301.34

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Solution

The fourth proportional to 370,016.56, 554,684.62 and 133,301.34 is: 199,829.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,016.56 : 554,684.62 = 133,301.34 : x
  2. Step 2: Convert to fraction form
    370,016.56/554,684.62 = 133,301.34/x
  3. Step 3: Cross multiply
    370,016.56x = 554,684.62 × 133,301.34
  4. Step 4: Simplify right side
    370,016.56x = 73,940,203,123.39
  5. Step 5: Solve for x
    x = 73,940,203,123.39/370,016.56
  6. Step 6: Final answer
    x = 199,829.44

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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.