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Finding the Fourth Proportional to 206,632.86, 310,000.77 and 58,888.86

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Solution

The fourth proportional to 206,632.86, 310,000.77 and 58,888.86 is: 88,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,632.86 : 310,000.77 = 58,888.86 : x
  2. Step 2: Convert to fraction form
    206,632.86/310,000.77 = 58,888.86/x
  3. Step 3: Cross multiply
    206,632.86x = 310,000.77 × 58,888.86
  4. Step 4: Simplify right side
    206,632.86x = 18,255,591,944.42
  5. Step 5: Solve for x
    x = 18,255,591,944.42/206,632.86
  6. Step 6: Final answer
    x = 88,347.96

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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.