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Finding the Fourth Proportional to 580,945.80, 871,419.48 and 181,588.68

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Solution

The fourth proportional to 580,945.80, 871,419.48 and 181,588.68 is: 272,383.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,945.80 : 871,419.48 = 181,588.68 : x
  2. Step 2: Convert to fraction form
    580,945.80/871,419.48 = 181,588.68/x
  3. Step 3: Cross multiply
    580,945.80x = 871,419.48 × 181,588.68
  4. Step 4: Simplify right side
    580,945.80x = 158,239,913,099.49
  5. Step 5: Solve for x
    x = 158,239,913,099.49/580,945.80
  6. Step 6: Final answer
    x = 272,383.26

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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.