Home / 715,819.26-1,073,673.05-416,108.67

Finding the Fourth Proportional to 715,819.26, 1,073,673.05 and 416,108.67

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Solution

The fourth proportional to 715,819.26, 1,073,673.05 and 416,108.67 is: 624,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,819.26 : 1,073,673.05 = 416,108.67 : x
  2. Step 2: Convert to fraction form
    715,819.26/1,073,673.05 = 416,108.67/x
  3. Step 3: Cross multiply
    715,819.26x = 1,073,673.05 × 416,108.67
  4. Step 4: Simplify right side
    715,819.26x = 446,764,664,850.34
  5. Step 5: Solve for x
    x = 446,764,664,850.34/715,819.26
  6. Step 6: Final answer
    x = 624,130.54

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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.