Home / 351,354.12-484,868.97-190,210.56

Finding the Fourth Proportional to 351,354.12, 484,868.97 and 190,210.56

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Solution

The fourth proportional to 351,354.12, 484,868.97 and 190,210.56 is: 262,490.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,354.12 : 484,868.97 = 190,210.56 : x
  2. Step 2: Convert to fraction form
    351,354.12/484,868.97 = 190,210.56/x
  3. Step 3: Cross multiply
    351,354.12x = 484,868.97 × 190,210.56
  4. Step 4: Simplify right side
    351,354.12x = 92,227,198,310.32
  5. Step 5: Solve for x
    x = 92,227,198,310.32/351,354.12
  6. Step 6: Final answer
    x = 262,490.73

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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.