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Finding the Fourth Proportional to 493,134.84, 680,343.48 and 364,383.72

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Solution

The fourth proportional to 493,134.84, 680,343.48 and 364,383.72 is: 502,714.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,134.84 : 680,343.48 = 364,383.72 : x
  2. Step 2: Convert to fraction form
    493,134.84/680,343.48 = 364,383.72/x
  3. Step 3: Cross multiply
    493,134.84x = 680,343.48 × 364,383.72
  4. Step 4: Simplify right side
    493,134.84x = 247,906,088,120.15
  5. Step 5: Solve for x
    x = 247,906,088,120.15/493,134.84
  6. Step 6: Final answer
    x = 502,714.61

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