Home / 669,283.76-1,004,056.20-195,976.88

Finding the Fourth Proportional to 669,283.76, 1,004,056.20 and 195,976.88

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Solution

The fourth proportional to 669,283.76, 1,004,056.20 and 195,976.88 is: 294,003.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,283.76 : 1,004,056.20 = 195,976.88 : x
  2. Step 2: Convert to fraction form
    669,283.76/1,004,056.20 = 195,976.88/x
  3. Step 3: Cross multiply
    669,283.76x = 1,004,056.20 × 195,976.88
  4. Step 4: Simplify right side
    669,283.76x = 196,771,801,420.66
  5. Step 5: Solve for x
    x = 196,771,801,420.66/669,283.76
  6. Step 6: Final answer
    x = 294,003.55

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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.