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Finding the Fourth Proportional to 203,244.73, 280,427.07 and 117,230.01

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Solution

The fourth proportional to 203,244.73, 280,427.07 and 117,230.01 is: 161,748.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,244.73 : 280,427.07 = 117,230.01 : x
  2. Step 2: Convert to fraction form
    203,244.73/280,427.07 = 117,230.01/x
  3. Step 3: Cross multiply
    203,244.73x = 280,427.07 × 117,230.01
  4. Step 4: Simplify right side
    203,244.73x = 32,874,467,634.22
  5. Step 5: Solve for x
    x = 32,874,467,634.22/203,244.73
  6. Step 6: Final answer
    x = 161,748.19

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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.