Home / 408,283.26-563,249.07-238,442.46

Finding the Fourth Proportional to 408,283.26, 563,249.07 and 238,442.46

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Solution

The fourth proportional to 408,283.26, 563,249.07 and 238,442.46 is: 328,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,283.26 : 563,249.07 = 238,442.46 : x
  2. Step 2: Convert to fraction form
    408,283.26/563,249.07 = 238,442.46/x
  3. Step 3: Cross multiply
    408,283.26x = 563,249.07 × 238,442.46
  4. Step 4: Simplify right side
    408,283.26x = 134,302,493,843.51
  5. Step 5: Solve for x
    x = 134,302,493,843.51/408,283.26
  6. Step 6: Final answer
    x = 328,944.40

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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.