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Finding the Fourth Proportional to 247,047.26, 370,592.77 and 69,555.81

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Solution

The fourth proportional to 247,047.26, 370,592.77 and 69,555.81 is: 104,339.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,047.26 : 370,592.77 = 69,555.81 : x
  2. Step 2: Convert to fraction form
    247,047.26/370,592.77 = 69,555.81/x
  3. Step 3: Cross multiply
    247,047.26x = 370,592.77 × 69,555.81
  4. Step 4: Simplify right side
    247,047.26x = 25,776,880,297.49
  5. Step 5: Solve for x
    x = 25,776,880,297.49/247,047.26
  6. Step 6: Final answer
    x = 104,339.88

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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.