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Finding the Fourth Proportional to 237,494.70, 356,265.40 and 69,016.48

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Solution

The fourth proportional to 237,494.70, 356,265.40 and 69,016.48 is: 103,531.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,494.70 : 356,265.40 = 69,016.48 : x
  2. Step 2: Convert to fraction form
    237,494.70/356,265.40 = 69,016.48/x
  3. Step 3: Cross multiply
    237,494.70x = 356,265.40 × 69,016.48
  4. Step 4: Simplify right side
    237,494.70x = 24,588,183,853.79
  5. Step 5: Solve for x
    x = 24,588,183,853.79/237,494.70
  6. Step 6: Final answer
    x = 103,531.51

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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.