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Finding the Fourth Proportional to 272,969.92, 376,682.92 and 150,437.96

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Solution

The fourth proportional to 272,969.92, 376,682.92 and 150,437.96 is: 207,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,969.92 : 376,682.92 = 150,437.96 : x
  2. Step 2: Convert to fraction form
    272,969.92/376,682.92 = 150,437.96/x
  3. Step 3: Cross multiply
    272,969.92x = 376,682.92 × 150,437.96
  4. Step 4: Simplify right side
    272,969.92x = 56,667,410,051.64
  5. Step 5: Solve for x
    x = 56,667,410,051.64/272,969.92
  6. Step 6: Final answer
    x = 207,595.80

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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.