Home / 693,716.46-1,040,569.29-356,851.50

Finding the Fourth Proportional to 693,716.46, 1,040,569.29 and 356,851.50

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Solution

The fourth proportional to 693,716.46, 1,040,569.29 and 356,851.50 is: 535,274.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,716.46 : 1,040,569.29 = 356,851.50 : x
  2. Step 2: Convert to fraction form
    693,716.46/1,040,569.29 = 356,851.50/x
  3. Step 3: Cross multiply
    693,716.46x = 1,040,569.29 × 356,851.50
  4. Step 4: Simplify right side
    693,716.46x = 371,328,711,990.44
  5. Step 5: Solve for x
    x = 371,328,711,990.44/693,716.46
  6. Step 6: Final answer
    x = 535,274.47

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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.