Home / 527,583.98-791,449.79-172,527.27

Finding the Fourth Proportional to 527,583.98, 791,449.79 and 172,527.27

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Solution

The fourth proportional to 527,583.98, 791,449.79 and 172,527.27 is: 258,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,583.98 : 791,449.79 = 172,527.27 : x
  2. Step 2: Convert to fraction form
    527,583.98/791,449.79 = 172,527.27/x
  3. Step 3: Cross multiply
    527,583.98x = 791,449.79 × 172,527.27
  4. Step 4: Simplify right side
    527,583.98x = 136,546,667,780.20
  5. Step 5: Solve for x
    x = 136,546,667,780.20/527,583.98
  6. Step 6: Final answer
    x = 258,815.04

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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.