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Finding the Fourth Proportional to 416,166.81, 574,098.62 and 252,779.84

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Solution

The fourth proportional to 416,166.81, 574,098.62 and 252,779.84 is: 348,707.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,166.81 : 574,098.62 = 252,779.84 : x
  2. Step 2: Convert to fraction form
    416,166.81/574,098.62 = 252,779.84/x
  3. Step 3: Cross multiply
    416,166.81x = 574,098.62 × 252,779.84
  4. Step 4: Simplify right side
    416,166.81x = 145,120,556,736.88
  5. Step 5: Solve for x
    x = 145,120,556,736.88/416,166.81
  6. Step 6: Final answer
    x = 348,707.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.