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Finding the Fourth Proportional to 12,296.43, 16,969.08 and 6,707.43

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Solution

The fourth proportional to 12,296.43, 16,969.08 and 6,707.43 is: 9,256.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296.43 : 16,969.08 = 6,707.43 : x
  2. Step 2: Convert to fraction form
    12,296.43/16,969.08 = 6,707.43/x
  3. Step 3: Cross multiply
    12,296.43x = 16,969.08 × 6,707.43
  4. Step 4: Simplify right side
    12,296.43x = 113,818,916.26
  5. Step 5: Solve for x
    x = 113,818,916.26/12,296.43
  6. Step 6: Final answer
    x = 9,256.26

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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.