Home / 937,306.07-1,405,959.09-263,360.15

Finding the Fourth Proportional to 937,306.07, 1,405,959.09 and 263,360.15

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Solution

The fourth proportional to 937,306.07, 1,405,959.09 and 263,360.15 is: 395,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,306.07 : 1,405,959.09 = 263,360.15 : x
  2. Step 2: Convert to fraction form
    937,306.07/1,405,959.09 = 263,360.15/x
  3. Step 3: Cross multiply
    937,306.07x = 1,405,959.09 × 263,360.15
  4. Step 4: Simplify right side
    937,306.07x = 370,273,589,806.47
  5. Step 5: Solve for x
    x = 370,273,589,806.47/937,306.07
  6. Step 6: Final answer
    x = 395,040.22

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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.