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Finding the Fourth Proportional to 245,674.56, 368,507.68 and 110,663.52

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Solution

The fourth proportional to 245,674.56, 368,507.68 and 110,663.52 is: 165,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,674.56 : 368,507.68 = 110,663.52 : x
  2. Step 2: Convert to fraction form
    245,674.56/368,507.68 = 110,663.52/x
  3. Step 3: Cross multiply
    245,674.56x = 368,507.68 × 110,663.52
  4. Step 4: Simplify right side
    245,674.56x = 40,780,357,015.83
  5. Step 5: Solve for x
    x = 40,780,357,015.83/245,674.56
  6. Step 6: Final answer
    x = 165,993.41

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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.