Home / 866,777.46-1,299,666.22-267,578.34

Finding the Fourth Proportional to 866,777.46, 1,299,666.22 and 267,578.34

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Solution

The fourth proportional to 866,777.46, 1,299,666.22 and 267,578.34 is: 401,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,777.46 : 1,299,666.22 = 267,578.34 : x
  2. Step 2: Convert to fraction form
    866,777.46/1,299,666.22 = 267,578.34/x
  3. Step 3: Cross multiply
    866,777.46x = 1,299,666.22 × 267,578.34
  4. Step 4: Simplify right side
    866,777.46x = 347,762,529,701.68
  5. Step 5: Solve for x
    x = 347,762,529,701.68/866,777.46
  6. Step 6: Final answer
    x = 401,213.17

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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.