Home / 726,898.75-1,090,524.30-228,262.75

Finding the Fourth Proportional to 726,898.75, 1,090,524.30 and 228,262.75

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Solution

The fourth proportional to 726,898.75, 1,090,524.30 and 228,262.75 is: 342,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,898.75 : 1,090,524.30 = 228,262.75 : x
  2. Step 2: Convert to fraction form
    726,898.75/1,090,524.30 = 228,262.75/x
  3. Step 3: Cross multiply
    726,898.75x = 1,090,524.30 × 228,262.75
  4. Step 4: Simplify right side
    726,898.75x = 248,926,075,659.83
  5. Step 5: Solve for x
    x = 248,926,075,659.83/726,898.75
  6. Step 6: Final answer
    x = 342,449.45

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1.5x scale

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.