Home / 866,250.40-1,299,375.60-367,549.60

Finding the Fourth Proportional to 866,250.40, 1,299,375.60 and 367,549.60

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Solution

The fourth proportional to 866,250.40, 1,299,375.60 and 367,549.60 is: 551,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,250.40 : 1,299,375.60 = 367,549.60 : x
  2. Step 2: Convert to fraction form
    866,250.40/1,299,375.60 = 367,549.60/x
  3. Step 3: Cross multiply
    866,250.40x = 1,299,375.60 × 367,549.60
  4. Step 4: Simplify right side
    866,250.40x = 477,584,982,029.76
  5. Step 5: Solve for x
    x = 477,584,982,029.76/866,250.40
  6. Step 6: Final answer
    x = 551,324.40

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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.