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Finding the Fourth Proportional to 368,625.85, 508,441.63 and 246,056.43

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Solution

The fourth proportional to 368,625.85, 508,441.63 and 246,056.43 is: 339,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,625.85 : 508,441.63 = 246,056.43 : x
  2. Step 2: Convert to fraction form
    368,625.85/508,441.63 = 246,056.43/x
  3. Step 3: Cross multiply
    368,625.85x = 508,441.63 × 246,056.43
  4. Step 4: Simplify right side
    368,625.85x = 125,105,332,341.18
  5. Step 5: Solve for x
    x = 125,105,332,341.18/368,625.85
  6. Step 6: Final answer
    x = 339,382.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.