Home / 356,765.24-492,330.36-195,621.56

Finding the Fourth Proportional to 356,765.24, 492,330.36 and 195,621.56

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Solution

The fourth proportional to 356,765.24, 492,330.36 and 195,621.56 is: 269,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,765.24 : 492,330.36 = 195,621.56 : x
  2. Step 2: Convert to fraction form
    356,765.24/492,330.36 = 195,621.56/x
  3. Step 3: Cross multiply
    356,765.24x = 492,330.36 × 195,621.56
  4. Step 4: Simplify right side
    356,765.24x = 96,310,433,058.56
  5. Step 5: Solve for x
    x = 96,310,433,058.56/356,765.24
  6. Step 6: Final answer
    x = 269,954.64

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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.