Home / 936,927.20-1,405,274.40-263,061.44

Finding the Fourth Proportional to 936,927.20, 1,405,274.40 and 263,061.44

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Solution

The fourth proportional to 936,927.20, 1,405,274.40 and 263,061.44 is: 394,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,927.20 : 1,405,274.40 = 263,061.44 : x
  2. Step 2: Convert to fraction form
    936,927.20/1,405,274.40 = 263,061.44/x
  3. Step 3: Cross multiply
    936,927.20x = 1,405,274.40 × 263,061.44
  4. Step 4: Simplify right side
    936,927.20x = 369,673,507,259.14
  5. Step 5: Solve for x
    x = 369,673,507,259.14/936,927.20
  6. Step 6: Final answer
    x = 394,559.48

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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.