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Finding the Fourth Proportional to 395,254.69, 592,898.43 and 114,771.94

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Solution

The fourth proportional to 395,254.69, 592,898.43 and 114,771.94 is: 172,162.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,254.69 : 592,898.43 = 114,771.94 : x
  2. Step 2: Convert to fraction form
    395,254.69/592,898.43 = 114,771.94/x
  3. Step 3: Cross multiply
    395,254.69x = 592,898.43 × 114,771.94
  4. Step 4: Simplify right side
    395,254.69x = 68,048,101,982.20
  5. Step 5: Solve for x
    x = 68,048,101,982.20/395,254.69
  6. Step 6: Final answer
    x = 172,162.67

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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.