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Finding the Fourth Proportional to 537,549.97, 806,441.61 and 163,563.25

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Solution

The fourth proportional to 537,549.97, 806,441.61 and 163,563.25 is: 245,380.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,549.97 : 806,441.61 = 163,563.25 : x
  2. Step 2: Convert to fraction form
    537,549.97/806,441.61 = 163,563.25/x
  3. Step 3: Cross multiply
    537,549.97x = 806,441.61 × 163,563.25
  4. Step 4: Simplify right side
    537,549.97x = 131,904,210,666.83
  5. Step 5: Solve for x
    x = 131,904,210,666.83/537,549.97
  6. Step 6: Final answer
    x = 245,380.37

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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.