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Finding the Fourth Proportional to 246,269.34, 369,424.95 and 77,744.58

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Solution

The fourth proportional to 246,269.34, 369,424.95 and 77,744.58 is: 116,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,269.34 : 369,424.95 = 77,744.58 : x
  2. Step 2: Convert to fraction form
    246,269.34/369,424.95 = 77,744.58/x
  3. Step 3: Cross multiply
    246,269.34x = 369,424.95 × 77,744.58
  4. Step 4: Simplify right side
    246,269.34x = 28,720,787,579.27
  5. Step 5: Solve for x
    x = 28,720,787,579.27/246,269.34
  6. Step 6: Final answer
    x = 116,623.48

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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.