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Finding the Fourth Proportional to 17,798.95, 24,560.82 and 9,840.09

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Solution

The fourth proportional to 17,798.95, 24,560.82 and 9,840.09 is: 13,578.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,798.95 : 24,560.82 = 9,840.09 : x
  2. Step 2: Convert to fraction form
    17,798.95/24,560.82 = 9,840.09/x
  3. Step 3: Cross multiply
    17,798.95x = 24,560.82 × 9,840.09
  4. Step 4: Simplify right side
    17,798.95x = 241,680,679.27
  5. Step 5: Solve for x
    x = 241,680,679.27/17,798.95
  6. Step 6: Final answer
    x = 13,578.37

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Half scale
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Double scale
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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.