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Finding the Fourth Proportional to 203,028.76, 304,582.02 and 62,762.68

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Solution

The fourth proportional to 203,028.76, 304,582.02 and 62,762.68 is: 94,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,028.76 : 304,582.02 = 62,762.68 : x
  2. Step 2: Convert to fraction form
    203,028.76/304,582.02 = 62,762.68/x
  3. Step 3: Cross multiply
    203,028.76x = 304,582.02 × 62,762.68
  4. Step 4: Simplify right side
    203,028.76x = 19,116,383,855.01
  5. Step 5: Solve for x
    x = 19,116,383,855.01/203,028.76
  6. Step 6: Final answer
    x = 94,156.04

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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.