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Finding the Fourth Proportional to 376,283.96, 519,371.42 and 232,962.56

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Solution

The fourth proportional to 376,283.96, 519,371.42 and 232,962.56 is: 321,549.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,283.96 : 519,371.42 = 232,962.56 : x
  2. Step 2: Convert to fraction form
    376,283.96/519,371.42 = 232,962.56/x
  3. Step 3: Cross multiply
    376,283.96x = 519,371.42 × 232,962.56
  4. Step 4: Simplify right side
    376,283.96x = 120,994,091,832.37
  5. Step 5: Solve for x
    x = 120,994,091,832.37/376,283.96
  6. Step 6: Final answer
    x = 321,549.96

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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.