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Finding the Fourth Proportional to 362,992.72, 544,515 and 96,751.84

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Solution

The fourth proportional to 362,992.72, 544,515 and 96,751.84 is: 145,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,992.72 : 544,515 = 96,751.84 : x
  2. Step 2: Convert to fraction form
    362,992.72/544,515 = 96,751.84/x
  3. Step 3: Cross multiply
    362,992.72x = 544,515 × 96,751.84
  4. Step 4: Simplify right side
    362,992.72x = 52,682,828,157.60
  5. Step 5: Solve for x
    x = 52,682,828,157.60/362,992.72
  6. Step 6: Final answer
    x = 145,134.67

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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.