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Finding the Fourth Proportional to 223,346.70, 335,020.05 and 73,610.10

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Solution

The fourth proportional to 223,346.70, 335,020.05 and 73,610.10 is: 110,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,346.70 : 335,020.05 = 73,610.10 : x
  2. Step 2: Convert to fraction form
    223,346.70/335,020.05 = 73,610.10/x
  3. Step 3: Cross multiply
    223,346.70x = 335,020.05 × 73,610.10
  4. Step 4: Simplify right side
    223,346.70x = 24,660,859,382.51
  5. Step 5: Solve for x
    x = 24,660,859,382.51/223,346.70
  6. Step 6: Final answer
    x = 110,415.15

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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.