Home / 936,680.96-1,405,021.36-226,708.96

Finding the Fourth Proportional to 936,680.96, 1,405,021.36 and 226,708.96

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Solution

The fourth proportional to 936,680.96, 1,405,021.36 and 226,708.96 is: 340,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,680.96 : 1,405,021.36 = 226,708.96 : x
  2. Step 2: Convert to fraction form
    936,680.96/1,405,021.36 = 226,708.96/x
  3. Step 3: Cross multiply
    936,680.96x = 1,405,021.36 × 226,708.96
  4. Step 4: Simplify right side
    936,680.96x = 318,530,931,303.39
  5. Step 5: Solve for x
    x = 318,530,931,303.39/936,680.96
  6. Step 6: Final answer
    x = 340,063.42

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Similar ratio
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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.