Home / 707,222.25-1,061,028.14-208,586.25

Finding the Fourth Proportional to 707,222.25, 1,061,028.14 and 208,586.25

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Solution

The fourth proportional to 707,222.25, 1,061,028.14 and 208,586.25 is: 312,936.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,222.25 : 1,061,028.14 = 208,586.25 : x
  2. Step 2: Convert to fraction form
    707,222.25/1,061,028.14 = 208,586.25/x
  3. Step 3: Cross multiply
    707,222.25x = 1,061,028.14 × 208,586.25
  4. Step 4: Simplify right side
    707,222.25x = 221,315,879,824.14
  5. Step 5: Solve for x
    x = 221,315,879,824.14/707,222.25
  6. Step 6: Final answer
    x = 312,936.82

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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.