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Finding the Fourth Proportional to 580,927.14, 871,538.55 and 341,243.73

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Solution

The fourth proportional to 580,927.14, 871,538.55 and 341,243.73 is: 511,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,927.14 : 871,538.55 = 341,243.73 : x
  2. Step 2: Convert to fraction form
    580,927.14/871,538.55 = 341,243.73/x
  3. Step 3: Cross multiply
    580,927.14x = 871,538.55 × 341,243.73
  4. Step 4: Simplify right side
    580,927.14x = 297,407,065,640.79
  5. Step 5: Solve for x
    x = 297,407,065,640.79/580,927.14
  6. Step 6: Final answer
    x = 511,952.44

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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.