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Finding the Fourth Proportional to 433,151.58, 649,801.35 and 133,626.54

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Solution

The fourth proportional to 433,151.58, 649,801.35 and 133,626.54 is: 200,462.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,151.58 : 649,801.35 = 133,626.54 : x
  2. Step 2: Convert to fraction form
    433,151.58/649,801.35 = 133,626.54/x
  3. Step 3: Cross multiply
    433,151.58x = 649,801.35 × 133,626.54
  4. Step 4: Simplify right side
    433,151.58x = 86,830,706,087.83
  5. Step 5: Solve for x
    x = 86,830,706,087.83/433,151.58
  6. Step 6: Final answer
    x = 200,462.63

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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.