Home / 439,328.28-606,266.46-248,334.96

Finding the Fourth Proportional to 439,328.28, 606,266.46 and 248,334.96

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Solution

The fourth proportional to 439,328.28, 606,266.46 and 248,334.96 is: 342,698.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,328.28 : 606,266.46 = 248,334.96 : x
  2. Step 2: Convert to fraction form
    439,328.28/606,266.46 = 248,334.96/x
  3. Step 3: Cross multiply
    439,328.28x = 606,266.46 × 248,334.96
  4. Step 4: Simplify right side
    439,328.28x = 150,557,157,093.44
  5. Step 5: Solve for x
    x = 150,557,157,093.44/439,328.28
  6. Step 6: Final answer
    x = 342,698.53

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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.