Home / 707,923.56-1,061,896.14-258,735.72

Finding the Fourth Proportional to 707,923.56, 1,061,896.14 and 258,735.72

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Solution

The fourth proportional to 707,923.56, 1,061,896.14 and 258,735.72 is: 388,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,923.56 : 1,061,896.14 = 258,735.72 : x
  2. Step 2: Convert to fraction form
    707,923.56/1,061,896.14 = 258,735.72/x
  3. Step 3: Cross multiply
    707,923.56x = 1,061,896.14 × 258,735.72
  4. Step 4: Simplify right side
    707,923.56x = 274,750,462,348.12
  5. Step 5: Solve for x
    x = 274,750,462,348.12/707,923.56
  6. Step 6: Final answer
    x = 388,107.53

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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.