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Finding the Fourth Proportional to 453,201.05, 679,801.75 and 116,241.71

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Solution

The fourth proportional to 453,201.05, 679,801.75 and 116,241.71 is: 174,362.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,201.05 : 679,801.75 = 116,241.71 : x
  2. Step 2: Convert to fraction form
    453,201.05/679,801.75 = 116,241.71/x
  3. Step 3: Cross multiply
    453,201.05x = 679,801.75 × 116,241.71
  4. Step 4: Simplify right side
    453,201.05x = 79,021,317,590.39
  5. Step 5: Solve for x
    x = 79,021,317,590.39/453,201.05
  6. Step 6: Final answer
    x = 174,362.61

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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.