Home / 837,817.36-1,256,536.78-238,765.68

Finding the Fourth Proportional to 837,817.36, 1,256,536.78 and 238,765.68

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Solution

The fourth proportional to 837,817.36, 1,256,536.78 and 238,765.68 is: 358,094.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,817.36 : 1,256,536.78 = 238,765.68 : x
  2. Step 2: Convert to fraction form
    837,817.36/1,256,536.78 = 238,765.68/x
  3. Step 3: Cross multiply
    837,817.36x = 1,256,536.78 × 238,765.68
  4. Step 4: Simplify right side
    837,817.36x = 300,017,858,721.71
  5. Step 5: Solve for x
    x = 300,017,858,721.71/837,817.36
  6. Step 6: Final answer
    x = 358,094.58

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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.