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Finding the Fourth Proportional to 240,040.86, 330,892.47 and 159,325.98

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Solution

The fourth proportional to 240,040.86, 330,892.47 and 159,325.98 is: 219,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,040.86 : 330,892.47 = 159,325.98 : x
  2. Step 2: Convert to fraction form
    240,040.86/330,892.47 = 159,325.98/x
  3. Step 3: Cross multiply
    240,040.86x = 330,892.47 × 159,325.98
  4. Step 4: Simplify right side
    240,040.86x = 52,719,767,057.37
  5. Step 5: Solve for x
    x = 52,719,767,057.37/240,040.86
  6. Step 6: Final answer
    x = 219,628.30

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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.