Home / 699,259.65-1,049,449.99-362,396.61

Finding the Fourth Proportional to 699,259.65, 1,049,449.99 and 362,396.61

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Solution

The fourth proportional to 699,259.65, 1,049,449.99 and 362,396.61 is: 543,885.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,259.65 : 1,049,449.99 = 362,396.61 : x
  2. Step 2: Convert to fraction form
    699,259.65/1,049,449.99 = 362,396.61/x
  3. Step 3: Cross multiply
    699,259.65x = 1,049,449.99 × 362,396.61
  4. Step 4: Simplify right side
    699,259.65x = 380,317,118,740.53
  5. Step 5: Solve for x
    x = 380,317,118,740.53/699,259.65
  6. Step 6: Final answer
    x = 543,885.41

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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.