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Finding the Fourth Proportional to 980,777.54, 1,466,863.76 and 873,463.70

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Solution

The fourth proportional to 980,777.54, 1,466,863.76 and 873,463.70 is: 1,306,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,777.54 : 1,466,863.76 = 873,463.70 : x
  2. Step 2: Convert to fraction form
    980,777.54/1,466,863.76 = 873,463.70/x
  3. Step 3: Cross multiply
    980,777.54x = 1,466,863.76 × 873,463.70
  4. Step 4: Simplify right side
    980,777.54x = 1,281,252,247,205.51
  5. Step 5: Solve for x
    x = 1,281,252,247,205.51/980,777.54
  6. Step 6: Final answer
    x = 1,306,363.77

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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.