Home / 656,742.69-985,289.54-236,022.21

Finding the Fourth Proportional to 656,742.69, 985,289.54 and 236,022.21

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Solution

The fourth proportional to 656,742.69, 985,289.54 and 236,022.21 is: 354,096.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,742.69 : 985,289.54 = 236,022.21 : x
  2. Step 2: Convert to fraction form
    656,742.69/985,289.54 = 236,022.21/x
  3. Step 3: Cross multiply
    656,742.69x = 985,289.54 × 236,022.21
  4. Step 4: Simplify right side
    656,742.69x = 232,550,213,540.57
  5. Step 5: Solve for x
    x = 232,550,213,540.57/656,742.69
  6. Step 6: Final answer
    x = 354,096.39

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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.