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Finding the Fourth Proportional to 551,101.23, 826,906.08 and 251,673.60

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Solution

The fourth proportional to 551,101.23, 826,906.08 and 251,673.60 is: 377,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,101.23 : 826,906.08 = 251,673.60 : x
  2. Step 2: Convert to fraction form
    551,101.23/826,906.08 = 251,673.60/x
  3. Step 3: Cross multiply
    551,101.23x = 826,906.08 × 251,673.60
  4. Step 4: Simplify right side
    551,101.23x = 208,110,430,015.49
  5. Step 5: Solve for x
    x = 208,110,430,015.49/551,101.23
  6. Step 6: Final answer
    x = 377,626.50

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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.