Home / 494,945.34-682,671.73-454,240.67

Finding the Fourth Proportional to 494,945.34, 682,671.73 and 454,240.67

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Solution

The fourth proportional to 494,945.34, 682,671.73 and 454,240.67 is: 626,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,945.34 : 682,671.73 = 454,240.67 : x
  2. Step 2: Convert to fraction form
    494,945.34/682,671.73 = 454,240.67/x
  3. Step 3: Cross multiply
    494,945.34x = 682,671.73 × 454,240.67
  4. Step 4: Simplify right side
    494,945.34x = 310,097,261,754.06
  5. Step 5: Solve for x
    x = 310,097,261,754.06/494,945.34
  6. Step 6: Final answer
    x = 626,528.30

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1.5x scale

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.