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Finding the Fourth Proportional to 246,345.98, 369,487.19 and 77,883.41

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Solution

The fourth proportional to 246,345.98, 369,487.19 and 77,883.41 is: 116,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,345.98 : 369,487.19 = 77,883.41 : x
  2. Step 2: Convert to fraction form
    246,345.98/369,487.19 = 77,883.41/x
  3. Step 3: Cross multiply
    246,345.98x = 369,487.19 × 77,883.41
  4. Step 4: Simplify right side
    246,345.98x = 28,776,923,426.94
  5. Step 5: Solve for x
    x = 28,776,923,426.94/246,345.98
  6. Step 6: Final answer
    x = 116,815.07

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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.