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Finding the Fourth Proportional to 537,635.30, 806,218.59 and 163,570.82

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Solution

The fourth proportional to 537,635.30, 806,218.59 and 163,570.82 is: 245,284.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,635.30 : 806,218.59 = 163,570.82 : x
  2. Step 2: Convert to fraction form
    537,635.30/806,218.59 = 163,570.82/x
  3. Step 3: Cross multiply
    537,635.30x = 806,218.59 × 163,570.82
  4. Step 4: Simplify right side
    537,635.30x = 131,873,835,865.54
  5. Step 5: Solve for x
    x = 131,873,835,865.54/537,635.30
  6. Step 6: Final answer
    x = 245,284.93

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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.