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Finding the Fourth Proportional to 306,872.70, 459,531.45 and 244,664.70

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Solution

The fourth proportional to 306,872.70, 459,531.45 and 244,664.70 is: 366,377.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,872.70 : 459,531.45 = 244,664.70 : x
  2. Step 2: Convert to fraction form
    306,872.70/459,531.45 = 244,664.70/x
  3. Step 3: Cross multiply
    306,872.70x = 459,531.45 × 244,664.70
  4. Step 4: Simplify right side
    306,872.70x = 112,431,124,354.82
  5. Step 5: Solve for x
    x = 112,431,124,354.82/306,872.70
  6. Step 6: Final answer
    x = 366,377.08

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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.