Home / 969,853.49-1,339,010.58-714,760.37

Finding the Fourth Proportional to 969,853.49, 1,339,010.58 and 714,760.37

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Solution

The fourth proportional to 969,853.49, 1,339,010.58 and 714,760.37 is: 986,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,853.49 : 1,339,010.58 = 714,760.37 : x
  2. Step 2: Convert to fraction form
    969,853.49/1,339,010.58 = 714,760.37/x
  3. Step 3: Cross multiply
    969,853.49x = 1,339,010.58 × 714,760.37
  4. Step 4: Simplify right side
    969,853.49x = 957,071,697,594.72
  5. Step 5: Solve for x
    x = 957,071,697,594.72/969,853.49
  6. Step 6: Final answer
    x = 986,820.90

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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.