Home / 696,171.32-1,044,257.79-190,736.68

Finding the Fourth Proportional to 696,171.32, 1,044,257.79 and 190,736.68

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Solution

The fourth proportional to 696,171.32, 1,044,257.79 and 190,736.68 is: 286,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,171.32 : 1,044,257.79 = 190,736.68 : x
  2. Step 2: Convert to fraction form
    696,171.32/1,044,257.79 = 190,736.68/x
  3. Step 3: Cross multiply
    696,171.32x = 1,044,257.79 × 190,736.68
  4. Step 4: Simplify right side
    696,171.32x = 199,178,263,928.74
  5. Step 5: Solve for x
    x = 199,178,263,928.74/696,171.32
  6. Step 6: Final answer
    x = 286,105.24

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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.