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Finding the Fourth Proportional to 580,922.77, 871,531.98 and 341,239.36

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Solution

The fourth proportional to 580,922.77, 871,531.98 and 341,239.36 is: 511,945.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,922.77 : 871,531.98 = 341,239.36 : x
  2. Step 2: Convert to fraction form
    580,922.77/871,531.98 = 341,239.36/x
  3. Step 3: Cross multiply
    580,922.77x = 871,531.98 × 341,239.36
  4. Step 4: Simplify right side
    580,922.77x = 297,401,010,717.07
  5. Step 5: Solve for x
    x = 297,401,010,717.07/580,922.77
  6. Step 6: Final answer
    x = 511,945.87

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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.