Home / 703,480.40-1,054,942.68-223,535.60

Finding the Fourth Proportional to 703,480.40, 1,054,942.68 and 223,535.60

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Solution

The fourth proportional to 703,480.40, 1,054,942.68 and 223,535.60 is: 335,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,480.40 : 1,054,942.68 = 223,535.60 : x
  2. Step 2: Convert to fraction form
    703,480.40/1,054,942.68 = 223,535.60/x
  3. Step 3: Cross multiply
    703,480.40x = 1,054,942.68 × 223,535.60
  4. Step 4: Simplify right side
    703,480.40x = 235,817,244,939.41
  5. Step 5: Solve for x
    x = 235,817,244,939.41/703,480.40
  6. Step 6: Final answer
    x = 335,215.09

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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.