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Finding the Fourth Proportional to 334,620.48, 461,644.56 and 191,303.52

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Solution

The fourth proportional to 334,620.48, 461,644.56 and 191,303.52 is: 263,923.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,620.48 : 461,644.56 = 191,303.52 : x
  2. Step 2: Convert to fraction form
    334,620.48/461,644.56 = 191,303.52/x
  3. Step 3: Cross multiply
    334,620.48x = 461,644.56 × 191,303.52
  4. Step 4: Simplify right side
    334,620.48x = 88,314,229,316.85
  5. Step 5: Solve for x
    x = 88,314,229,316.85/334,620.48
  6. Step 6: Final answer
    x = 263,923.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.