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Finding the Fourth Proportional to 336,577.78, 504,894.47 and 242,247.00

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Solution

The fourth proportional to 336,577.78, 504,894.47 and 242,247.00 is: 363,390.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,577.78 : 504,894.47 = 242,247.00 : x
  2. Step 2: Convert to fraction form
    336,577.78/504,894.47 = 242,247.00/x
  3. Step 3: Cross multiply
    336,577.78x = 504,894.47 × 242,247.00
  4. Step 4: Simplify right side
    336,577.78x = 122,309,171,356.21
  5. Step 5: Solve for x
    x = 122,309,171,356.21/336,577.78
  6. Step 6: Final answer
    x = 363,390.51

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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.