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Finding the Fourth Proportional to 430,616.33, 594,245.82 and 237,019.90

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Solution

The fourth proportional to 430,616.33, 594,245.82 and 237,019.90 is: 327,084.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,616.33 : 594,245.82 = 237,019.90 : x
  2. Step 2: Convert to fraction form
    430,616.33/594,245.82 = 237,019.90/x
  3. Step 3: Cross multiply
    430,616.33x = 594,245.82 × 237,019.90
  4. Step 4: Simplify right side
    430,616.33x = 140,848,084,831.82
  5. Step 5: Solve for x
    x = 140,848,084,831.82/430,616.33
  6. Step 6: Final answer
    x = 327,084.87

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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.