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Finding the Fourth Proportional to 537,591.53, 806,503.94 and 163,604.81

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Solution

The fourth proportional to 537,591.53, 806,503.94 and 163,604.81 is: 245,442.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,591.53 : 806,503.94 = 163,604.81 : x
  2. Step 2: Convert to fraction form
    537,591.53/806,503.94 = 163,604.81/x
  3. Step 3: Cross multiply
    537,591.53x = 806,503.94 × 163,604.81
  4. Step 4: Simplify right side
    537,591.53x = 131,947,925,679.71
  5. Step 5: Solve for x
    x = 131,947,925,679.71/537,591.53
  6. Step 6: Final answer
    x = 245,442.72

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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.