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Finding the Fourth Proportional to 246,633.94, 369,953.76 and 86,714.56

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Solution

The fourth proportional to 246,633.94, 369,953.76 and 86,714.56 is: 130,072.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,633.94 : 369,953.76 = 86,714.56 : x
  2. Step 2: Convert to fraction form
    246,633.94/369,953.76 = 86,714.56/x
  3. Step 3: Cross multiply
    246,633.94x = 369,953.76 × 86,714.56
  4. Step 4: Simplify right side
    246,633.94x = 32,080,377,518.75
  5. Step 5: Solve for x
    x = 32,080,377,518.75/246,633.94
  6. Step 6: Final answer
    x = 130,072.84

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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.