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Finding the Fourth Proportional to 237,491.70, 356,260.90 and 69,013.48

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Solution

The fourth proportional to 237,491.70, 356,260.90 and 69,013.48 is: 103,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,491.70 : 356,260.90 = 69,013.48 : x
  2. Step 2: Convert to fraction form
    237,491.70/356,260.90 = 69,013.48/x
  3. Step 3: Cross multiply
    237,491.70x = 356,260.90 × 69,013.48
  4. Step 4: Simplify right side
    237,491.70x = 24,586,804,496.93
  5. Step 5: Solve for x
    x = 24,586,804,496.93/237,491.70
  6. Step 6: Final answer
    x = 103,527.01

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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.