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Finding the Fourth Proportional to 568,030.40, 851,899.52 and 168,576.64

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Solution

The fourth proportional to 568,030.40, 851,899.52 and 168,576.64 is: 252,821.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,030.40 : 851,899.52 = 168,576.64 : x
  2. Step 2: Convert to fraction form
    568,030.40/851,899.52 = 168,576.64/x
  3. Step 3: Cross multiply
    568,030.40x = 851,899.52 × 168,576.64
  4. Step 4: Simplify right side
    568,030.40x = 143,610,358,699.21
  5. Step 5: Solve for x
    x = 143,610,358,699.21/568,030.40
  6. Step 6: Final answer
    x = 252,821.61

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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.