Home / 669,438.24-1,004,157.32-196,123.60

Finding the Fourth Proportional to 669,438.24, 1,004,157.32 and 196,123.60

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Solution

The fourth proportional to 669,438.24, 1,004,157.32 and 196,123.60 is: 294,185.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,438.24 : 1,004,157.32 = 196,123.60 : x
  2. Step 2: Convert to fraction form
    669,438.24/1,004,157.32 = 196,123.60/x
  3. Step 3: Cross multiply
    669,438.24x = 1,004,157.32 × 196,123.60
  4. Step 4: Simplify right side
    669,438.24x = 196,938,948,564.75
  5. Step 5: Solve for x
    x = 196,938,948,564.75/669,438.24
  6. Step 6: Final answer
    x = 294,185.39

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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.