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Finding the Fourth Proportional to 537,480.91, 806,338.01 and 163,494.19

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Solution

The fourth proportional to 537,480.91, 806,338.01 and 163,494.19 is: 245,276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,480.91 : 806,338.01 = 163,494.19 : x
  2. Step 2: Convert to fraction form
    537,480.91/806,338.01 = 163,494.19/x
  3. Step 3: Cross multiply
    537,480.91x = 806,338.01 × 163,494.19
  4. Step 4: Simplify right side
    537,480.91x = 131,831,576,977.85
  5. Step 5: Solve for x
    x = 131,831,576,977.85/537,480.91
  6. Step 6: Final answer
    x = 245,276.76

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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.