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Finding the Fourth Proportional to 17,259, 25,883.64 and 5,570.70

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Solution

The fourth proportional to 17,259, 25,883.64 and 5,570.70 is: 8,354.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,259 : 25,883.64 = 5,570.70 : x
  2. Step 2: Convert to fraction form
    17,259/25,883.64 = 5,570.70/x
  3. Step 3: Cross multiply
    17,259x = 25,883.64 × 5,570.70
  4. Step 4: Simplify right side
    17,259x = 144,189,993.35
  5. Step 5: Solve for x
    x = 144,189,993.35/17,259
  6. Step 6: Final answer
    x = 8,354.48

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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.