Home / 376,351.07-519,368.31-204,270.44

Finding the Fourth Proportional to 376,351.07, 519,368.31 and 204,270.44

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Solution

The fourth proportional to 376,351.07, 519,368.31 and 204,270.44 is: 281,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,351.07 : 519,368.31 = 204,270.44 : x
  2. Step 2: Convert to fraction form
    376,351.07/519,368.31 = 204,270.44/x
  3. Step 3: Cross multiply
    376,351.07x = 519,368.31 × 204,270.44
  4. Step 4: Simplify right side
    376,351.07x = 106,091,590,608.92
  5. Step 5: Solve for x
    x = 106,091,590,608.92/376,351.07
  6. Step 6: Final answer
    x = 281,895.28

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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.