Home / 876,542.44-1,315,010.70-277,539.40

Finding the Fourth Proportional to 876,542.44, 1,315,010.70 and 277,539.40

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Solution

The fourth proportional to 876,542.44, 1,315,010.70 and 277,539.40 is: 416,371.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,542.44 : 1,315,010.70 = 277,539.40 : x
  2. Step 2: Convert to fraction form
    876,542.44/1,315,010.70 = 277,539.40/x
  3. Step 3: Cross multiply
    876,542.44x = 1,315,010.70 × 277,539.40
  4. Step 4: Simplify right side
    876,542.44x = 364,967,280,671.58
  5. Step 5: Solve for x
    x = 364,967,280,671.58/876,542.44
  6. Step 6: Final answer
    x = 416,371.49

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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.