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Finding the Fourth Proportional to 245,960.88, 369,051.24 and 119,531.76

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Solution

The fourth proportional to 245,960.88, 369,051.24 and 119,531.76 is: 179,351.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,960.88 : 369,051.24 = 119,531.76 : x
  2. Step 2: Convert to fraction form
    245,960.88/369,051.24 = 119,531.76/x
  3. Step 3: Cross multiply
    245,960.88x = 369,051.24 × 119,531.76
  4. Step 4: Simplify right side
    245,960.88x = 44,113,344,247.38
  5. Step 5: Solve for x
    x = 44,113,344,247.38/245,960.88
  6. Step 6: Final answer
    x = 179,351.06

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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.