Home / 905,268.44-1,357,904.48-336,774.20

Finding the Fourth Proportional to 905,268.44, 1,357,904.48 and 336,774.20

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Solution

The fourth proportional to 905,268.44, 1,357,904.48 and 336,774.20 is: 505,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,268.44 : 1,357,904.48 = 336,774.20 : x
  2. Step 2: Convert to fraction form
    905,268.44/1,357,904.48 = 336,774.20/x
  3. Step 3: Cross multiply
    905,268.44x = 1,357,904.48 × 336,774.20
  4. Step 4: Simplify right side
    905,268.44x = 457,307,194,928.42
  5. Step 5: Solve for x
    x = 457,307,194,928.42/905,268.44
  6. Step 6: Final answer
    x = 505,161.98

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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.