Home / 866,173.50-1,299,380.13-267,181.74

Finding the Fourth Proportional to 866,173.50, 1,299,380.13 and 267,181.74

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Solution

The fourth proportional to 866,173.50, 1,299,380.13 and 267,181.74 is: 400,809.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,173.50 : 1,299,380.13 = 267,181.74 : x
  2. Step 2: Convert to fraction form
    866,173.50/1,299,380.13 = 267,181.74/x
  3. Step 3: Cross multiply
    866,173.50x = 1,299,380.13 × 267,181.74
  4. Step 4: Simplify right side
    866,173.50x = 347,170,644,054.83
  5. Step 5: Solve for x
    x = 347,170,644,054.83/866,173.50
  6. Step 6: Final answer
    x = 400,809.59

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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.