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Finding the Fourth Proportional to 203,882.94, 305,824.41 and 63,653.58

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Solution

The fourth proportional to 203,882.94, 305,824.41 and 63,653.58 is: 95,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,882.94 : 305,824.41 = 63,653.58 : x
  2. Step 2: Convert to fraction form
    203,882.94/305,824.41 = 63,653.58/x
  3. Step 3: Cross multiply
    203,882.94x = 305,824.41 × 63,653.58
  4. Step 4: Simplify right side
    203,882.94x = 19,466,818,547.89
  5. Step 5: Solve for x
    x = 19,466,818,547.89/203,882.94
  6. Step 6: Final answer
    x = 95,480.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.