Home / 683,104.80-1,024,657.20-328,033.20

Finding the Fourth Proportional to 683,104.80, 1,024,657.20 and 328,033.20

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Solution

The fourth proportional to 683,104.80, 1,024,657.20 and 328,033.20 is: 492,049.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,104.80 : 1,024,657.20 = 328,033.20 : x
  2. Step 2: Convert to fraction form
    683,104.80/1,024,657.20 = 328,033.20/x
  3. Step 3: Cross multiply
    683,104.80x = 1,024,657.20 × 328,033.20
  4. Step 4: Simplify right side
    683,104.80x = 336,121,580,219.04
  5. Step 5: Solve for x
    x = 336,121,580,219.04/683,104.80
  6. Step 6: Final answer
    x = 492,049.80

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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.