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Finding the Fourth Proportional to 201,118.34, 301,580.01 and 116,902.74

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Solution

The fourth proportional to 201,118.34, 301,580.01 and 116,902.74 is: 175,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,118.34 : 301,580.01 = 116,902.74 : x
  2. Step 2: Convert to fraction form
    201,118.34/301,580.01 = 116,902.74/x
  3. Step 3: Cross multiply
    201,118.34x = 301,580.01 × 116,902.74
  4. Step 4: Simplify right side
    201,118.34x = 35,255,530,629.15
  5. Step 5: Solve for x
    x = 35,255,530,629.15/201,118.34
  6. Step 6: Final answer
    x = 175,297.44

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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.