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Finding the Fourth Proportional to 568,098.69, 851,500.57 and 354,965.01

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Solution

The fourth proportional to 568,098.69, 851,500.57 and 354,965.01 is: 532,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,098.69 : 851,500.57 = 354,965.01 : x
  2. Step 2: Convert to fraction form
    568,098.69/851,500.57 = 354,965.01/x
  3. Step 3: Cross multiply
    568,098.69x = 851,500.57 × 354,965.01
  4. Step 4: Simplify right side
    568,098.69x = 302,252,908,345.06
  5. Step 5: Solve for x
    x = 302,252,908,345.06/568,098.69
  6. Step 6: Final answer
    x = 532,042.96

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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.