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Finding the Fourth Proportional to 227,047.05, 340,567.84 and 69,275.96

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Solution

The fourth proportional to 227,047.05, 340,567.84 and 69,275.96 is: 103,913.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,047.05 : 340,567.84 = 69,275.96 : x
  2. Step 2: Convert to fraction form
    227,047.05/340,567.84 = 69,275.96/x
  3. Step 3: Cross multiply
    227,047.05x = 340,567.84 × 69,275.96
  4. Step 4: Simplify right side
    227,047.05x = 23,593,163,722.01
  5. Step 5: Solve for x
    x = 23,593,163,722.01/227,047.05
  6. Step 6: Final answer
    x = 103,913.10

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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.