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Finding the Fourth Proportional to 293,495.94, 405,026.02 and 159,359.94

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Solution

The fourth proportional to 293,495.94, 405,026.02 and 159,359.94 is: 219,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,495.94 : 405,026.02 = 159,359.94 : x
  2. Step 2: Convert to fraction form
    293,495.94/405,026.02 = 159,359.94/x
  3. Step 3: Cross multiply
    293,495.94x = 405,026.02 × 159,359.94
  4. Step 4: Simplify right side
    293,495.94x = 64,544,922,245.64
  5. Step 5: Solve for x
    x = 64,544,922,245.64/293,495.94
  6. Step 6: Final answer
    x = 219,917.60

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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.