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Finding the Fourth Proportional to 336,897.39, 505,610.20 and 235,033.01

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Solution

The fourth proportional to 336,897.39, 505,610.20 and 235,033.01 is: 352,733.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,897.39 : 505,610.20 = 235,033.01 : x
  2. Step 2: Convert to fraction form
    336,897.39/505,610.20 = 235,033.01/x
  3. Step 3: Cross multiply
    336,897.39x = 505,610.20 × 235,033.01
  4. Step 4: Simplify right side
    336,897.39x = 118,835,086,854.48
  5. Step 5: Solve for x
    x = 118,835,086,854.48/336,897.39
  6. Step 6: Final answer
    x = 352,733.77

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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.