Home / 940,434.60-1,410,651.90-656,999.40

Finding the Fourth Proportional to 940,434.60, 1,410,651.90 and 656,999.40

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Solution

The fourth proportional to 940,434.60, 1,410,651.90 and 656,999.40 is: 985,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,434.60 : 1,410,651.90 = 656,999.40 : x
  2. Step 2: Convert to fraction form
    940,434.60/1,410,651.90 = 656,999.40/x
  3. Step 3: Cross multiply
    940,434.60x = 1,410,651.90 × 656,999.40
  4. Step 4: Simplify right side
    940,434.60x = 926,797,451,908.86
  5. Step 5: Solve for x
    x = 926,797,451,908.86/940,434.60
  6. Step 6: Final answer
    x = 985,499.10

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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.