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Finding the Fourth Proportional to 17,004.40, 25,506.60 and 11,755.60

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Solution

The fourth proportional to 17,004.40, 25,506.60 and 11,755.60 is: 17,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,004.40 : 25,506.60 = 11,755.60 : x
  2. Step 2: Convert to fraction form
    17,004.40/25,506.60 = 11,755.60/x
  3. Step 3: Cross multiply
    17,004.40x = 25,506.60 × 11,755.60
  4. Step 4: Simplify right side
    17,004.40x = 299,845,386.96
  5. Step 5: Solve for x
    x = 299,845,386.96/17,004.40
  6. Step 6: Final answer
    x = 17,633.40

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1.5x scale

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.