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Finding the Fourth Proportional to 580,669.73, 871,004.18 and 181,344.72

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Solution

The fourth proportional to 580,669.73, 871,004.18 and 181,344.72 is: 272,016.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,669.73 : 871,004.18 = 181,344.72 : x
  2. Step 2: Convert to fraction form
    580,669.73/871,004.18 = 181,344.72/x
  3. Step 3: Cross multiply
    580,669.73x = 871,004.18 × 181,344.72
  4. Step 4: Simplify right side
    580,669.73x = 157,952,009,140.93
  5. Step 5: Solve for x
    x = 157,952,009,140.93/580,669.73
  6. Step 6: Final answer
    x = 272,016.95

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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.