Home / 993,150.80-1,489,726.20-362,085.20

Finding the Fourth Proportional to 993,150.80, 1,489,726.20 and 362,085.20

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Solution

The fourth proportional to 993,150.80, 1,489,726.20 and 362,085.20 is: 543,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,150.80 : 1,489,726.20 = 362,085.20 : x
  2. Step 2: Convert to fraction form
    993,150.80/1,489,726.20 = 362,085.20/x
  3. Step 3: Cross multiply
    993,150.80x = 1,489,726.20 × 362,085.20
  4. Step 4: Simplify right side
    993,150.80x = 539,407,809,072.24
  5. Step 5: Solve for x
    x = 539,407,809,072.24/993,150.80
  6. Step 6: Final answer
    x = 543,127.80

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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.