Home / 764,064.80-1,143,764.40-596,103.20

Finding the Fourth Proportional to 764,064.80, 1,143,764.40 and 596,103.20

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Solution

The fourth proportional to 764,064.80, 1,143,764.40 and 596,103.20 is: 892,334.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,064.80 : 1,143,764.40 = 596,103.20 : x
  2. Step 2: Convert to fraction form
    764,064.80/1,143,764.40 = 596,103.20/x
  3. Step 3: Cross multiply
    764,064.80x = 1,143,764.40 × 596,103.20
  4. Step 4: Simplify right side
    764,064.80x = 681,801,618,886.08
  5. Step 5: Solve for x
    x = 681,801,618,886.08/764,064.80
  6. Step 6: Final answer
    x = 892,334.81

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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.