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Finding the Fourth Proportional to 263,888.58, 395,833.14 and 64,208.96

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Solution

The fourth proportional to 263,888.58, 395,833.14 and 64,208.96 is: 96,313.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,888.58 : 395,833.14 = 64,208.96 : x
  2. Step 2: Convert to fraction form
    263,888.58/395,833.14 = 64,208.96/x
  3. Step 3: Cross multiply
    263,888.58x = 395,833.14 × 64,208.96
  4. Step 4: Simplify right side
    263,888.58x = 25,416,032,273.77
  5. Step 5: Solve for x
    x = 25,416,032,273.77/263,888.58
  6. Step 6: Final answer
    x = 96,313.50

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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.