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Finding the Fourth Proportional to 326,561.46, 450,655.01 and 183,367.86

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Solution

The fourth proportional to 326,561.46, 450,655.01 and 183,367.86 is: 253,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,561.46 : 450,655.01 = 183,367.86 : x
  2. Step 2: Convert to fraction form
    326,561.46/450,655.01 = 183,367.86/x
  3. Step 3: Cross multiply
    326,561.46x = 450,655.01 × 183,367.86
  4. Step 4: Simplify right side
    326,561.46x = 82,635,644,781.98
  5. Step 5: Solve for x
    x = 82,635,644,781.98/326,561.46
  6. Step 6: Final answer
    x = 253,047.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.