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Finding the Fourth Proportional to 336,898.39, 505,611.70 and 235,034.01

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Solution

The fourth proportional to 336,898.39, 505,611.70 and 235,034.01 is: 352,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,898.39 : 505,611.70 = 235,034.01 : x
  2. Step 2: Convert to fraction form
    336,898.39/505,611.70 = 235,034.01/x
  3. Step 3: Cross multiply
    336,898.39x = 505,611.70 × 235,034.01
  4. Step 4: Simplify right side
    336,898.39x = 118,835,945,353.92
  5. Step 5: Solve for x
    x = 118,835,945,353.92/336,898.39
  6. Step 6: Final answer
    x = 352,735.27

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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.