Home / 769,527.24-1,062,628.44-479,633.56

Finding the Fourth Proportional to 769,527.24, 1,062,628.44 and 479,633.56

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Solution

The fourth proportional to 769,527.24, 1,062,628.44 and 479,633.56 is: 662,318.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,527.24 : 1,062,628.44 = 479,633.56 : x
  2. Step 2: Convert to fraction form
    769,527.24/1,062,628.44 = 479,633.56/x
  3. Step 3: Cross multiply
    769,527.24x = 1,062,628.44 × 479,633.56
  4. Step 4: Simplify right side
    769,527.24x = 509,672,261,634.45
  5. Step 5: Solve for x
    x = 509,672,261,634.45/769,527.24
  6. Step 6: Final answer
    x = 662,318.67

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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.