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Finding the Fourth Proportional to 336,580.78, 504,898.96 and 242,250

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Solution

The fourth proportional to 336,580.78, 504,898.96 and 242,250 is: 363,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,580.78 : 504,898.96 = 242,250 : x
  2. Step 2: Convert to fraction form
    336,580.78/504,898.96 = 242,250/x
  3. Step 3: Cross multiply
    336,580.78x = 504,898.96 × 242,250
  4. Step 4: Simplify right side
    336,580.78x = 122,311,773,060
  5. Step 5: Solve for x
    x = 122,311,773,060/336,580.78
  6. Step 6: Final answer
    x = 363,395.00

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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.