Home / 531,764.43-733,837.20-290,052.20

Finding the Fourth Proportional to 531,764.43, 733,837.20 and 290,052.20

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Solution

The fourth proportional to 531,764.43, 733,837.20 and 290,052.20 is: 400,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,764.43 : 733,837.20 = 290,052.20 : x
  2. Step 2: Convert to fraction form
    531,764.43/733,837.20 = 290,052.20/x
  3. Step 3: Cross multiply
    531,764.43x = 733,837.20 × 290,052.20
  4. Step 4: Simplify right side
    531,764.43x = 212,851,089,907.52
  5. Step 5: Solve for x
    x = 212,851,089,907.52/531,764.43
  6. Step 6: Final answer
    x = 400,273.27

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1.5x scale

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.