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Finding the Fourth Proportional to 330,565.50, 456,182.01 and 179,662.50

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Solution

The fourth proportional to 330,565.50, 456,182.01 and 179,662.50 is: 247,935.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,565.50 : 456,182.01 = 179,662.50 : x
  2. Step 2: Convert to fraction form
    330,565.50/456,182.01 = 179,662.50/x
  3. Step 3: Cross multiply
    330,565.50x = 456,182.01 × 179,662.50
  4. Step 4: Simplify right side
    330,565.50x = 81,958,800,371.63
  5. Step 5: Solve for x
    x = 81,958,800,371.63/330,565.50
  6. Step 6: Final answer
    x = 247,935.13

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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.