Home / 835,683.97-1,253,953.46-397,999.20

Finding the Fourth Proportional to 835,683.97, 1,253,953.46 and 397,999.20

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Solution

The fourth proportional to 835,683.97, 1,253,953.46 and 397,999.20 is: 597,202.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,683.97 : 1,253,953.46 = 397,999.20 : x
  2. Step 2: Convert to fraction form
    835,683.97/1,253,953.46 = 397,999.20/x
  3. Step 3: Cross multiply
    835,683.97x = 1,253,953.46 × 397,999.20
  4. Step 4: Simplify right side
    835,683.97x = 499,072,477,375.81
  5. Step 5: Solve for x
    x = 499,072,477,375.81/835,683.97
  6. Step 6: Final answer
    x = 597,202.41

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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.