Home / 940,056.30-1,410,327.45-407,454.30

Finding the Fourth Proportional to 940,056.30, 1,410,327.45 and 407,454.30

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Solution

The fourth proportional to 940,056.30, 1,410,327.45 and 407,454.30 is: 611,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,056.30 : 1,410,327.45 = 407,454.30 : x
  2. Step 2: Convert to fraction form
    940,056.30/1,410,327.45 = 407,454.30/x
  3. Step 3: Cross multiply
    940,056.30x = 1,410,327.45 × 407,454.30
  4. Step 4: Simplify right side
    940,056.30x = 574,643,983,910.54
  5. Step 5: Solve for x
    x = 574,643,983,910.54/940,056.30
  6. Step 6: Final answer
    x = 611,286.77

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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.