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Finding the Fourth Proportional to 379,930.23, 569,629.67 and 166,595.67

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Solution

The fourth proportional to 379,930.23, 569,629.67 and 166,595.67 is: 249,777.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,930.23 : 569,629.67 = 166,595.67 : x
  2. Step 2: Convert to fraction form
    379,930.23/569,629.67 = 166,595.67/x
  3. Step 3: Cross multiply
    379,930.23x = 569,629.67 × 166,595.67
  4. Step 4: Simplify right side
    379,930.23x = 94,897,835,692.55
  5. Step 5: Solve for x
    x = 94,897,835,692.55/379,930.23
  6. Step 6: Final answer
    x = 249,777.01

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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.