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Finding the Fourth Proportional to 227,029.96, 340,532.25 and 69,246.01

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Solution

The fourth proportional to 227,029.96, 340,532.25 and 69,246.01 is: 103,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,029.96 : 340,532.25 = 69,246.01 : x
  2. Step 2: Convert to fraction form
    227,029.96/340,532.25 = 69,246.01/x
  3. Step 3: Cross multiply
    227,029.96x = 340,532.25 × 69,246.01
  4. Step 4: Simplify right side
    227,029.96x = 23,580,499,588.82
  5. Step 5: Solve for x
    x = 23,580,499,588.82/227,029.96
  6. Step 6: Final answer
    x = 103,865.14

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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.