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Finding the Fourth Proportional to 12,323.63, 17,006.61 and 6,734.63

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Solution

The fourth proportional to 12,323.63, 17,006.61 and 6,734.63 is: 9,293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323.63 : 17,006.61 = 6,734.63 : x
  2. Step 2: Convert to fraction form
    12,323.63/17,006.61 = 6,734.63/x
  3. Step 3: Cross multiply
    12,323.63x = 17,006.61 × 6,734.63
  4. Step 4: Simplify right side
    12,323.63x = 114,533,140.87
  5. Step 5: Solve for x
    x = 114,533,140.87/12,323.63
  6. Step 6: Final answer
    x = 9,293.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.