Home / 850,887.37-1,174,224.77-463,702.90

Finding the Fourth Proportional to 850,887.37, 1,174,224.77 and 463,702.90

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Solution

The fourth proportional to 850,887.37, 1,174,224.77 and 463,702.90 is: 639,910.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,887.37 : 1,174,224.77 = 463,702.90 : x
  2. Step 2: Convert to fraction form
    850,887.37/1,174,224.77 = 463,702.90/x
  3. Step 3: Cross multiply
    850,887.37x = 1,174,224.77 × 463,702.90
  4. Step 4: Simplify right side
    850,887.37x = 544,491,431,100.83
  5. Step 5: Solve for x
    x = 544,491,431,100.83/850,887.37
  6. Step 6: Final answer
    x = 639,910.11

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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.