Home / 823,268.40-1,234,902.60-403,364.40

Finding the Fourth Proportional to 823,268.40, 1,234,902.60 and 403,364.40

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Solution

The fourth proportional to 823,268.40, 1,234,902.60 and 403,364.40 is: 605,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,268.40 : 1,234,902.60 = 403,364.40 : x
  2. Step 2: Convert to fraction form
    823,268.40/1,234,902.60 = 403,364.40/x
  3. Step 3: Cross multiply
    823,268.40x = 1,234,902.60 × 403,364.40
  4. Step 4: Simplify right side
    823,268.40x = 498,115,746,307.44
  5. Step 5: Solve for x
    x = 498,115,746,307.44/823,268.40
  6. Step 6: Final answer
    x = 605,046.60

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1.5x scale

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.