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Finding the Fourth Proportional to 379,695.06, 569,699.73 and 166,352.67

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Solution

The fourth proportional to 379,695.06, 569,699.73 and 166,352.67 is: 249,597.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,695.06 : 569,699.73 = 166,352.67 : x
  2. Step 2: Convert to fraction form
    379,695.06/569,699.73 = 166,352.67/x
  3. Step 3: Cross multiply
    379,695.06x = 569,699.73 × 166,352.67
  4. Step 4: Simplify right side
    379,695.06x = 94,771,071,183.78
  5. Step 5: Solve for x
    x = 94,771,071,183.78/379,695.06
  6. Step 6: Final answer
    x = 249,597.85

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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.