Home / 673,837.20-929,559.96-401,713.44

Finding the Fourth Proportional to 673,837.20, 929,559.96 and 401,713.44

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Solution

The fourth proportional to 673,837.20, 929,559.96 and 401,713.44 is: 554,164.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,837.20 : 929,559.96 = 401,713.44 : x
  2. Step 2: Convert to fraction form
    673,837.20/929,559.96 = 401,713.44/x
  3. Step 3: Cross multiply
    673,837.20x = 929,559.96 × 401,713.44
  4. Step 4: Simplify right side
    673,837.20x = 373,416,729,217.86
  5. Step 5: Solve for x
    x = 373,416,729,217.86/673,837.20
  6. Step 6: Final answer
    x = 554,164.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.