Home / 823,368.40-1,235,052.60-403,464.40

Finding the Fourth Proportional to 823,368.40, 1,235,052.60 and 403,464.40

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Solution

The fourth proportional to 823,368.40, 1,235,052.60 and 403,464.40 is: 605,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,368.40 : 1,235,052.60 = 403,464.40 : x
  2. Step 2: Convert to fraction form
    823,368.40/1,235,052.60 = 403,464.40/x
  3. Step 3: Cross multiply
    823,368.40x = 1,235,052.60 × 403,464.40
  4. Step 4: Simplify right side
    823,368.40x = 498,299,756,227.44
  5. Step 5: Solve for x
    x = 498,299,756,227.44/823,368.40
  6. Step 6: Final answer
    x = 605,196.60

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Double scale
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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.