Home / 983,095.96-1,474,725.84-263,540.20

Finding the Fourth Proportional to 983,095.96, 1,474,725.84 and 263,540.20

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Solution

The fourth proportional to 983,095.96, 1,474,725.84 and 263,540.20 is: 395,332.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,095.96 : 1,474,725.84 = 263,540.20 : x
  2. Step 2: Convert to fraction form
    983,095.96/1,474,725.84 = 263,540.20/x
  3. Step 3: Cross multiply
    983,095.96x = 1,474,725.84 × 263,540.20
  4. Step 4: Simplify right side
    983,095.96x = 388,649,542,818.77
  5. Step 5: Solve for x
    x = 388,649,542,818.77/983,095.96
  6. Step 6: Final answer
    x = 395,332.26

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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.