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Finding the Fourth Proportional to 655,750.95, 983,759.02 and 276,672.62

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Solution

The fourth proportional to 655,750.95, 983,759.02 and 276,672.62 is: 415,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,750.95 : 983,759.02 = 276,672.62 : x
  2. Step 2: Convert to fraction form
    655,750.95/983,759.02 = 276,672.62/x
  3. Step 3: Cross multiply
    655,750.95x = 983,759.02 × 276,672.62
  4. Step 4: Simplify right side
    655,750.95x = 272,179,185,512.03
  5. Step 5: Solve for x
    x = 272,179,185,512.03/655,750.95
  6. Step 6: Final answer
    x = 415,064.87

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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.