Home / 481,946.60-722,919.90-403,797.80

Finding the Fourth Proportional to 481,946.60, 722,919.90 and 403,797.80

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Solution

The fourth proportional to 481,946.60, 722,919.90 and 403,797.80 is: 605,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,946.60 : 722,919.90 = 403,797.80 : x
  2. Step 2: Convert to fraction form
    481,946.60/722,919.90 = 403,797.80/x
  3. Step 3: Cross multiply
    481,946.60x = 722,919.90 × 403,797.80
  4. Step 4: Simplify right side
    481,946.60x = 291,913,465,196.22
  5. Step 5: Solve for x
    x = 291,913,465,196.22/481,946.60
  6. Step 6: Final answer
    x = 605,696.70

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Similar ratio
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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.