Home / 446,126.20-669,189.30-401,025.40

Finding the Fourth Proportional to 446,126.20, 669,189.30 and 401,025.40

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Solution

The fourth proportional to 446,126.20, 669,189.30 and 401,025.40 is: 601,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,126.20 : 669,189.30 = 401,025.40 : x
  2. Step 2: Convert to fraction form
    446,126.20/669,189.30 = 401,025.40/x
  3. Step 3: Cross multiply
    446,126.20x = 669,189.30 × 401,025.40
  4. Step 4: Simplify right side
    446,126.20x = 268,361,906,708.22
  5. Step 5: Solve for x
    x = 268,361,906,708.22/446,126.20
  6. Step 6: Final answer
    x = 601,538.10

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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.