Home / 939,717.03-1,409,575.55-229,736.64

Finding the Fourth Proportional to 939,717.03, 1,409,575.55 and 229,736.64

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Solution

The fourth proportional to 939,717.03, 1,409,575.55 and 229,736.64 is: 344,604.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,717.03 : 1,409,575.55 = 229,736.64 : x
  2. Step 2: Convert to fraction form
    939,717.03/1,409,575.55 = 229,736.64/x
  3. Step 3: Cross multiply
    939,717.03x = 1,409,575.55 × 229,736.64
  4. Step 4: Simplify right side
    939,717.03x = 323,831,150,683.15
  5. Step 5: Solve for x
    x = 323,831,150,683.15/939,717.03
  6. Step 6: Final answer
    x = 344,604.96

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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.