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Finding the Fourth Proportional to 344,482.72, 516,723.12 and 95,164

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Solution

The fourth proportional to 344,482.72, 516,723.12 and 95,164 is: 142,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,482.72 : 516,723.12 = 95,164 : x
  2. Step 2: Convert to fraction form
    344,482.72/516,723.12 = 95,164/x
  3. Step 3: Cross multiply
    344,482.72x = 516,723.12 × 95,164
  4. Step 4: Simplify right side
    344,482.72x = 49,173,438,991.68
  5. Step 5: Solve for x
    x = 49,173,438,991.68/344,482.72
  6. Step 6: Final answer
    x = 142,745.73

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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.