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Finding the Fourth Proportional to 245,583.78, 368,375.76 and 110,490.10

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Solution

The fourth proportional to 245,583.78, 368,375.76 and 110,490.10 is: 165,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,583.78 : 368,375.76 = 110,490.10 : x
  2. Step 2: Convert to fraction form
    245,583.78/368,375.76 = 110,490.10/x
  3. Step 3: Cross multiply
    245,583.78x = 368,375.76 × 110,490.10
  4. Step 4: Simplify right side
    245,583.78x = 40,701,874,559.98
  5. Step 5: Solve for x
    x = 40,701,874,559.98/245,583.78
  6. Step 6: Final answer
    x = 165,735.19

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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.