Home / 796,818.64-1,099,609.74-439,122.64

Finding the Fourth Proportional to 796,818.64, 1,099,609.74 and 439,122.64

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Solution

The fourth proportional to 796,818.64, 1,099,609.74 and 439,122.64 is: 605,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,818.64 : 1,099,609.74 = 439,122.64 : x
  2. Step 2: Convert to fraction form
    796,818.64/1,099,609.74 = 439,122.64/x
  3. Step 3: Cross multiply
    796,818.64x = 1,099,609.74 × 439,122.64
  4. Step 4: Simplify right side
    796,818.64x = 482,863,531,998.51
  5. Step 5: Solve for x
    x = 482,863,531,998.51/796,818.64
  6. Step 6: Final answer
    x = 605,989.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.