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Finding the Fourth Proportional to 376,612.49, 564,856.38 and 123,896.14

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Solution

The fourth proportional to 376,612.49, 564,856.38 and 123,896.14 is: 185,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,612.49 : 564,856.38 = 123,896.14 : x
  2. Step 2: Convert to fraction form
    376,612.49/564,856.38 = 123,896.14/x
  3. Step 3: Cross multiply
    376,612.49x = 564,856.38 × 123,896.14
  4. Step 4: Simplify right side
    376,612.49x = 69,983,525,136.37
  5. Step 5: Solve for x
    x = 69,983,525,136.37/376,612.49
  6. Step 6: Final answer
    x = 185,823.70

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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.