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Finding the Fourth Proportional to 201,593.58, 278,199.08 and 116,708.82

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Solution

The fourth proportional to 201,593.58, 278,199.08 and 116,708.82 is: 161,058.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,593.58 : 278,199.08 = 116,708.82 : x
  2. Step 2: Convert to fraction form
    201,593.58/278,199.08 = 116,708.82/x
  3. Step 3: Cross multiply
    201,593.58x = 278,199.08 × 116,708.82
  4. Step 4: Simplify right side
    201,593.58x = 32,468,286,351.89
  5. Step 5: Solve for x
    x = 32,468,286,351.89/201,593.58
  6. Step 6: Final answer
    x = 161,058.14

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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.