Home / 351,132.32-484,559.15-189,983.84

Finding the Fourth Proportional to 351,132.32, 484,559.15 and 189,983.84

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Solution

The fourth proportional to 351,132.32, 484,559.15 and 189,983.84 is: 262,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,132.32 : 484,559.15 = 189,983.84 : x
  2. Step 2: Convert to fraction form
    351,132.32/484,559.15 = 189,983.84/x
  3. Step 3: Cross multiply
    351,132.32x = 484,559.15 × 189,983.84
  4. Step 4: Simplify right side
    351,132.32x = 92,058,404,651.42
  5. Step 5: Solve for x
    x = 92,058,404,651.42/351,132.32
  6. Step 6: Final answer
    x = 262,175.83

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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.