Home / 716,709.70-1,074,314.88-267,235.03

Finding the Fourth Proportional to 716,709.70, 1,074,314.88 and 267,235.03

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Solution

The fourth proportional to 716,709.70, 1,074,314.88 and 267,235.03 is: 400,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,709.70 : 1,074,314.88 = 267,235.03 : x
  2. Step 2: Convert to fraction form
    716,709.70/1,074,314.88 = 267,235.03/x
  3. Step 3: Cross multiply
    716,709.70x = 1,074,314.88 × 267,235.03
  4. Step 4: Simplify right side
    716,709.70x = 287,094,570,529.14
  5. Step 5: Solve for x
    x = 287,094,570,529.14/716,709.70
  6. Step 6: Final answer
    x = 400,573.02

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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.