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Finding the Fourth Proportional to 242,273.73, 363,485.07 and 124,028.11

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Solution

The fourth proportional to 242,273.73, 363,485.07 and 124,028.11 is: 186,080.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,273.73 : 363,485.07 = 124,028.11 : x
  2. Step 2: Convert to fraction form
    242,273.73/363,485.07 = 124,028.11/x
  3. Step 3: Cross multiply
    242,273.73x = 363,485.07 × 124,028.11
  4. Step 4: Simplify right side
    242,273.73x = 45,082,366,699.67
  5. Step 5: Solve for x
    x = 45,082,366,699.67/242,273.73
  6. Step 6: Final answer
    x = 186,080.29

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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.