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Finding the Fourth Proportional to 624,754.08, 937,122.84 and 151,443.72

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Solution

The fourth proportional to 624,754.08, 937,122.84 and 151,443.72 is: 227,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,754.08 : 937,122.84 = 151,443.72 : x
  2. Step 2: Convert to fraction form
    624,754.08/937,122.84 = 151,443.72/x
  3. Step 3: Cross multiply
    624,754.08x = 937,122.84 × 151,443.72
  4. Step 4: Simplify right side
    624,754.08x = 141,921,368,986.57
  5. Step 5: Solve for x
    x = 141,921,368,986.57/624,754.08
  6. Step 6: Final answer
    x = 227,163.57

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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.