Home / 694,997.20-1,040,746.20-457,051.60

Finding the Fourth Proportional to 694,997.20, 1,040,746.20 and 457,051.60

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Solution

The fourth proportional to 694,997.20, 1,040,746.20 and 457,051.60 is: 684,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,997.20 : 1,040,746.20 = 457,051.60 : x
  2. Step 2: Convert to fraction form
    694,997.20/1,040,746.20 = 457,051.60/x
  3. Step 3: Cross multiply
    694,997.20x = 1,040,746.20 × 457,051.60
  4. Step 4: Simplify right side
    694,997.20x = 475,674,715,903.92
  5. Step 5: Solve for x
    x = 475,674,715,903.92/694,997.20
  6. Step 6: Final answer
    x = 684,426.81

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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.