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Finding the Fourth Proportional to 580,564.41, 871,183.08 and 243,575.25

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Solution

The fourth proportional to 580,564.41, 871,183.08 and 243,575.25 is: 365,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,564.41 : 871,183.08 = 243,575.25 : x
  2. Step 2: Convert to fraction form
    580,564.41/871,183.08 = 243,575.25/x
  3. Step 3: Cross multiply
    580,564.41x = 871,183.08 × 243,575.25
  4. Step 4: Simplify right side
    580,564.41x = 212,198,636,506.77
  5. Step 5: Solve for x
    x = 212,198,636,506.77/580,564.41
  6. Step 6: Final answer
    x = 365,504.04

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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.