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Finding the Fourth Proportional to 226,880.10, 340,309.80 and 84,714.30

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Solution

The fourth proportional to 226,880.10, 340,309.80 and 84,714.30 is: 127,067.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,880.10 : 340,309.80 = 84,714.30 : x
  2. Step 2: Convert to fraction form
    226,880.10/340,309.80 = 84,714.30/x
  3. Step 3: Cross multiply
    226,880.10x = 340,309.80 × 84,714.30
  4. Step 4: Simplify right side
    226,880.10x = 28,829,106,490.14
  5. Step 5: Solve for x
    x = 28,829,106,490.14/226,880.10
  6. Step 6: Final answer
    x = 127,067.59

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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.