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Finding the Fourth Proportional to 235,058.36, 352,599.83 and 178,986.41

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Solution

The fourth proportional to 235,058.36, 352,599.83 and 178,986.41 is: 268,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,058.36 : 352,599.83 = 178,986.41 : x
  2. Step 2: Convert to fraction form
    235,058.36/352,599.83 = 178,986.41/x
  3. Step 3: Cross multiply
    235,058.36x = 352,599.83 × 178,986.41
  4. Step 4: Simplify right side
    235,058.36x = 63,110,578,080.63
  5. Step 5: Solve for x
    x = 63,110,578,080.63/235,058.36
  6. Step 6: Final answer
    x = 268,488.98

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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.