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Finding the Fourth Proportional to 226,886, 340,291.64 and 84,693.96

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Solution

The fourth proportional to 226,886, 340,291.64 and 84,693.96 is: 127,026.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,886 : 340,291.64 = 84,693.96 : x
  2. Step 2: Convert to fraction form
    226,886/340,291.64 = 84,693.96/x
  3. Step 3: Cross multiply
    226,886x = 340,291.64 × 84,693.96
  4. Step 4: Simplify right side
    226,886x = 28,820,646,546.49
  5. Step 5: Solve for x
    x = 28,820,646,546.49/226,886
  6. Step 6: Final answer
    x = 127,026.99

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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.