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Finding the Fourth Proportional to 580,933.80, 871,401.42 and 181,576.62

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Solution

The fourth proportional to 580,933.80, 871,401.42 and 181,576.62 is: 272,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,933.80 : 871,401.42 = 181,576.62 : x
  2. Step 2: Convert to fraction form
    580,933.80/871,401.42 = 181,576.62/x
  3. Step 3: Cross multiply
    580,933.80x = 871,401.42 × 181,576.62
  4. Step 4: Simplify right side
    580,933.80x = 158,226,124,506.80
  5. Step 5: Solve for x
    x = 158,226,124,506.80/580,933.80
  6. Step 6: Final answer
    x = 272,365.16

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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.