Home / 339,631.32-468,696.09-186,683.67

Finding the Fourth Proportional to 339,631.32, 468,696.09 and 186,683.67

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Solution

The fourth proportional to 339,631.32, 468,696.09 and 186,683.67 is: 257,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,631.32 : 468,696.09 = 186,683.67 : x
  2. Step 2: Convert to fraction form
    339,631.32/468,696.09 = 186,683.67/x
  3. Step 3: Cross multiply
    339,631.32x = 468,696.09 × 186,683.67
  4. Step 4: Simplify right side
    339,631.32x = 87,497,906,195.85
  5. Step 5: Solve for x
    x = 87,497,906,195.85/339,631.32
  6. Step 6: Final answer
    x = 257,626.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.