Home / 940,046.40-1,410,069.60-541,915.20

Finding the Fourth Proportional to 940,046.40, 1,410,069.60 and 541,915.20

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Solution

The fourth proportional to 940,046.40, 1,410,069.60 and 541,915.20 is: 812,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,046.40 : 1,410,069.60 = 541,915.20 : x
  2. Step 2: Convert to fraction form
    940,046.40/1,410,069.60 = 541,915.20/x
  3. Step 3: Cross multiply
    940,046.40x = 1,410,069.60 × 541,915.20
  4. Step 4: Simplify right side
    940,046.40x = 764,138,149,297.92
  5. Step 5: Solve for x
    x = 764,138,149,297.92/940,046.40
  6. Step 6: Final answer
    x = 812,872.80

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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.