Home / 351,634.38-485,254.94-190,490.08

Finding the Fourth Proportional to 351,634.38, 485,254.94 and 190,490.08

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Solution

The fourth proportional to 351,634.38, 485,254.94 and 190,490.08 is: 262,876.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,634.38 : 485,254.94 = 190,490.08 : x
  2. Step 2: Convert to fraction form
    351,634.38/485,254.94 = 190,490.08/x
  3. Step 3: Cross multiply
    351,634.38x = 485,254.94 × 190,490.08
  4. Step 4: Simplify right side
    351,634.38x = 92,436,252,817.22
  5. Step 5: Solve for x
    x = 92,436,252,817.22/351,634.38
  6. Step 6: Final answer
    x = 262,876.04

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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.