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Finding the Fourth Proportional to 568,162.67, 852,210.59 and 213,146.96

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Solution

The fourth proportional to 568,162.67, 852,210.59 and 213,146.96 is: 319,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,162.67 : 852,210.59 = 213,146.96 : x
  2. Step 2: Convert to fraction form
    568,162.67/852,210.59 = 213,146.96/x
  3. Step 3: Cross multiply
    568,162.67x = 852,210.59 × 213,146.96
  4. Step 4: Simplify right side
    568,162.67x = 181,646,091,211.52
  5. Step 5: Solve for x
    x = 181,646,091,211.52/568,162.67
  6. Step 6: Final answer
    x = 319,707.90

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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.