Home / 494,837.10-682,878.60-268,482.60

Finding the Fourth Proportional to 494,837.10, 682,878.60 and 268,482.60

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Solution

The fourth proportional to 494,837.10, 682,878.60 and 268,482.60 is: 370,507.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,837.10 : 682,878.60 = 268,482.60 : x
  2. Step 2: Convert to fraction form
    494,837.10/682,878.60 = 268,482.60/x
  3. Step 3: Cross multiply
    494,837.10x = 682,878.60 × 268,482.60
  4. Step 4: Simplify right side
    494,837.10x = 183,341,022,012.36
  5. Step 5: Solve for x
    x = 183,341,022,012.36/494,837.10
  6. Step 6: Final answer
    x = 370,507.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.