Home / 794,620.80-1,190,894.40-368,107.20

Finding the Fourth Proportional to 794,620.80, 1,190,894.40 and 368,107.20

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Solution

The fourth proportional to 794,620.80, 1,190,894.40 and 368,107.20 is: 551,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,620.80 : 1,190,894.40 = 368,107.20 : x
  2. Step 2: Convert to fraction form
    794,620.80/1,190,894.40 = 368,107.20/x
  3. Step 3: Cross multiply
    794,620.80x = 1,190,894.40 × 368,107.20
  4. Step 4: Simplify right side
    794,620.80x = 438,376,803,079.68
  5. Step 5: Solve for x
    x = 438,376,803,079.68/794,620.80
  6. Step 6: Final answer
    x = 551,680.50

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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.