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Finding the Fourth Proportional to 582,815.76, 873,611.22 and 267,012.96

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Solution

The fourth proportional to 582,815.76, 873,611.22 and 267,012.96 is: 400,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,815.76 : 873,611.22 = 267,012.96 : x
  2. Step 2: Convert to fraction form
    582,815.76/873,611.22 = 267,012.96/x
  3. Step 3: Cross multiply
    582,815.76x = 873,611.22 × 267,012.96
  4. Step 4: Simplify right side
    582,815.76x = 233,265,517,741.41
  5. Step 5: Solve for x
    x = 233,265,517,741.41/582,815.76
  6. Step 6: Final answer
    x = 400,238.86

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1.5x scale

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.