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Finding the Fourth Proportional to 892,425.12, 1,231,089.84 and 569,796

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Solution

The fourth proportional to 892,425.12, 1,231,089.84 and 569,796 is: 786,026.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,425.12 : 1,231,089.84 = 569,796 : x
  2. Step 2: Convert to fraction form
    892,425.12/1,231,089.84 = 569,796/x
  3. Step 3: Cross multiply
    892,425.12x = 1,231,089.84 × 569,796
  4. Step 4: Simplify right side
    892,425.12x = 701,470,066,472.64
  5. Step 5: Solve for x
    x = 701,470,066,472.64/892,425.12
  6. Step 6: Final answer
    x = 786,026.81

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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.