Home / 837,801.36-1,256,512.77-238,749.66

Finding the Fourth Proportional to 837,801.36, 1,256,512.77 and 238,749.66

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Solution

The fourth proportional to 837,801.36, 1,256,512.77 and 238,749.66 is: 358,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,801.36 : 1,256,512.77 = 238,749.66 : x
  2. Step 2: Convert to fraction form
    837,801.36/1,256,512.77 = 238,749.66/x
  3. Step 3: Cross multiply
    837,801.36x = 1,256,512.77 × 238,749.66
  4. Step 4: Simplify right side
    837,801.36x = 299,991,996,623.16
  5. Step 5: Solve for x
    x = 299,991,996,623.16/837,801.36
  6. Step 6: Final answer
    x = 358,070.55

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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.