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Finding the Fourth Proportional to 246,429.52, 340,072.50 and 133,252

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Solution

The fourth proportional to 246,429.52, 340,072.50 and 133,252 is: 183,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,429.52 : 340,072.50 = 133,252 : x
  2. Step 2: Convert to fraction form
    246,429.52/340,072.50 = 133,252/x
  3. Step 3: Cross multiply
    246,429.52x = 340,072.50 × 133,252
  4. Step 4: Simplify right side
    246,429.52x = 45,315,340,770
  5. Step 5: Solve for x
    x = 45,315,340,770/246,429.52
  6. Step 6: Final answer
    x = 183,887.63

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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.