Home / 297,058.32-409,832.96-195,138.60

Finding the Fourth Proportional to 297,058.32, 409,832.96 and 195,138.60

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Solution

The fourth proportional to 297,058.32, 409,832.96 and 195,138.60 is: 269,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,058.32 : 409,832.96 = 195,138.60 : x
  2. Step 2: Convert to fraction form
    297,058.32/409,832.96 = 195,138.60/x
  3. Step 3: Cross multiply
    297,058.32x = 409,832.96 × 195,138.60
  4. Step 4: Simplify right side
    297,058.32x = 79,974,230,048.26
  5. Step 5: Solve for x
    x = 79,974,230,048.26/297,058.32
  6. Step 6: Final answer
    x = 269,220.64

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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.