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Finding the Fourth Proportional to 295,589.96, 443,561.58 and 108,620.36

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Solution

The fourth proportional to 295,589.96, 443,561.58 and 108,620.36 is: 162,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,589.96 : 443,561.58 = 108,620.36 : x
  2. Step 2: Convert to fraction form
    295,589.96/443,561.58 = 108,620.36/x
  3. Step 3: Cross multiply
    295,589.96x = 443,561.58 × 108,620.36
  4. Step 4: Simplify right side
    295,589.96x = 48,179,818,501.77
  5. Step 5: Solve for x
    x = 48,179,818,501.77/295,589.96
  6. Step 6: Final answer
    x = 162,995.45

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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.