Home / 669,456.76-1,004,184.96-196,141.96

Finding the Fourth Proportional to 669,456.76, 1,004,184.96 and 196,141.96

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Solution

The fourth proportional to 669,456.76, 1,004,184.96 and 196,141.96 is: 294,212.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,456.76 : 1,004,184.96 = 196,141.96 : x
  2. Step 2: Convert to fraction form
    669,456.76/1,004,184.96 = 196,141.96/x
  3. Step 3: Cross multiply
    669,456.76x = 1,004,184.96 × 196,141.96
  4. Step 4: Simplify right side
    669,456.76x = 196,962,806,256.92
  5. Step 5: Solve for x
    x = 196,962,806,256.92/669,456.76
  6. Step 6: Final answer
    x = 294,212.89

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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.