Home / 969,852.49-1,339,009.20-714,759.37

Finding the Fourth Proportional to 969,852.49, 1,339,009.20 and 714,759.37

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Solution

The fourth proportional to 969,852.49, 1,339,009.20 and 714,759.37 is: 986,819.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,852.49 : 1,339,009.20 = 714,759.37 : x
  2. Step 2: Convert to fraction form
    969,852.49/1,339,009.20 = 714,759.37/x
  3. Step 3: Cross multiply
    969,852.49x = 1,339,009.20 × 714,759.37
  4. Step 4: Simplify right side
    969,852.49x = 957,069,372,216.20
  5. Step 5: Solve for x
    x = 957,069,372,216.20/969,852.49
  6. Step 6: Final answer
    x = 986,819.52

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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.