Home / 850,661.37-1,273,891.15-634,000.63

Finding the Fourth Proportional to 850,661.37, 1,273,891.15 and 634,000.63

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Solution

The fourth proportional to 850,661.37, 1,273,891.15 and 634,000.63 is: 949,435.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,661.37 : 1,273,891.15 = 634,000.63 : x
  2. Step 2: Convert to fraction form
    850,661.37/1,273,891.15 = 634,000.63/x
  3. Step 3: Cross multiply
    850,661.37x = 1,273,891.15 × 634,000.63
  4. Step 4: Simplify right side
    850,661.37x = 807,647,785,281.97
  5. Step 5: Solve for x
    x = 807,647,785,281.97/850,661.37
  6. Step 6: Final answer
    x = 949,435.13

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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.