Home / 747,611-1,119,584.28-675,721.88

Finding the Fourth Proportional to 747,611, 1,119,584.28 and 675,721.88

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Solution

The fourth proportional to 747,611, 1,119,584.28 and 675,721.88 is: 1,011,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,611 : 1,119,584.28 = 675,721.88 : x
  2. Step 2: Convert to fraction form
    747,611/1,119,584.28 = 675,721.88/x
  3. Step 3: Cross multiply
    747,611x = 1,119,584.28 × 675,721.88
  4. Step 4: Simplify right side
    747,611x = 756,527,594,500.05
  5. Step 5: Solve for x
    x = 756,527,594,500.05/747,611
  6. Step 6: Final answer
    x = 1,011,926.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.