Home / 451,982.41-623,743.38-248,052.31

Finding the Fourth Proportional to 451,982.41, 623,743.38 and 248,052.31

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Solution

The fourth proportional to 451,982.41, 623,743.38 and 248,052.31 is: 342,316.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,982.41 : 623,743.38 = 248,052.31 : x
  2. Step 2: Convert to fraction form
    451,982.41/623,743.38 = 248,052.31/x
  3. Step 3: Cross multiply
    451,982.41x = 623,743.38 × 248,052.31
  4. Step 4: Simplify right side
    451,982.41x = 154,720,986,256.21
  5. Step 5: Solve for x
    x = 154,720,986,256.21/451,982.41
  6. Step 6: Final answer
    x = 342,316.39

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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.