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Finding the Fourth Proportional to 349,500, 524,361.36 and 124,856.16

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Solution

The fourth proportional to 349,500, 524,361.36 and 124,856.16 is: 187,324.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,500 : 524,361.36 = 124,856.16 : x
  2. Step 2: Convert to fraction form
    349,500/524,361.36 = 124,856.16/x
  3. Step 3: Cross multiply
    349,500x = 524,361.36 × 124,856.16
  4. Step 4: Simplify right side
    349,500x = 65,469,745,861.98
  5. Step 5: Solve for x
    x = 65,469,745,861.98/349,500
  6. Step 6: Final answer
    x = 187,324.02

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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.