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Finding the Fourth Proportional to 590,674.96, 885,818.04 and 324,735.76

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Solution

The fourth proportional to 590,674.96, 885,818.04 and 324,735.76 is: 486,996.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,674.96 : 885,818.04 = 324,735.76 : x
  2. Step 2: Convert to fraction form
    590,674.96/885,818.04 = 324,735.76/x
  3. Step 3: Cross multiply
    590,674.96x = 885,818.04 × 324,735.76
  4. Step 4: Simplify right side
    590,674.96x = 287,656,794,441.11
  5. Step 5: Solve for x
    x = 287,656,794,441.11/590,674.96
  6. Step 6: Final answer
    x = 486,996.76

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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.