Home / 699,230.80-1,049,364.60-462,494.80

Finding the Fourth Proportional to 699,230.80, 1,049,364.60 and 462,494.80

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Solution

The fourth proportional to 699,230.80, 1,049,364.60 and 462,494.80 is: 694,085.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,230.80 : 1,049,364.60 = 462,494.80 : x
  2. Step 2: Convert to fraction form
    699,230.80/1,049,364.60 = 462,494.80/x
  3. Step 3: Cross multiply
    699,230.80x = 1,049,364.60 × 462,494.80
  4. Step 4: Simplify right side
    699,230.80x = 485,325,670,804.08
  5. Step 5: Solve for x
    x = 485,325,670,804.08/699,230.80
  6. Step 6: Final answer
    x = 694,085.09

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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.