Home / 836,457.42-1,253,980.74-362,786.02

Finding the Fourth Proportional to 836,457.42, 1,253,980.74 and 362,786.02

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Solution

The fourth proportional to 836,457.42, 1,253,980.74 and 362,786.02 is: 543,873.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,457.42 : 1,253,980.74 = 362,786.02 : x
  2. Step 2: Convert to fraction form
    836,457.42/1,253,980.74 = 362,786.02/x
  3. Step 3: Cross multiply
    836,457.42x = 1,253,980.74 × 362,786.02
  4. Step 4: Simplify right side
    836,457.42x = 454,926,681,821.26
  5. Step 5: Solve for x
    x = 454,926,681,821.26/836,457.42
  6. Step 6: Final answer
    x = 543,873.09

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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.