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Finding the Fourth Proportional to 226,828.40, 340,145.40 and 93,664.40

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Solution

The fourth proportional to 226,828.40, 340,145.40 and 93,664.40 is: 140,456.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,828.40 : 340,145.40 = 93,664.40 : x
  2. Step 2: Convert to fraction form
    226,828.40/340,145.40 = 93,664.40/x
  3. Step 3: Cross multiply
    226,828.40x = 340,145.40 × 93,664.40
  4. Step 4: Simplify right side
    226,828.40x = 31,859,514,803.76
  5. Step 5: Solve for x
    x = 31,859,514,803.76/226,828.40
  6. Step 6: Final answer
    x = 140,456.46

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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.