Home / 669,559.28-1,004,347.08-196,254.20

Finding the Fourth Proportional to 669,559.28, 1,004,347.08 and 196,254.20

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Solution

The fourth proportional to 669,559.28, 1,004,347.08 and 196,254.20 is: 294,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,559.28 : 1,004,347.08 = 196,254.20 : x
  2. Step 2: Convert to fraction form
    669,559.28/1,004,347.08 = 196,254.20/x
  3. Step 3: Cross multiply
    669,559.28x = 1,004,347.08 × 196,254.20
  4. Step 4: Simplify right side
    669,559.28x = 197,107,335,218.60
  5. Step 5: Solve for x
    x = 197,107,335,218.60/669,559.28
  6. Step 6: Final answer
    x = 294,383.70

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Double scale
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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.