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Finding the Fourth Proportional to 590,295.44, 884,917.20 and 216,230.96

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Solution

The fourth proportional to 590,295.44, 884,917.20 and 216,230.96 is: 324,153.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,295.44 : 884,917.20 = 216,230.96 : x
  2. Step 2: Convert to fraction form
    590,295.44/884,917.20 = 216,230.96/x
  3. Step 3: Cross multiply
    590,295.44x = 884,917.20 × 216,230.96
  4. Step 4: Simplify right side
    590,295.44x = 191,346,495,676.51
  5. Step 5: Solve for x
    x = 191,346,495,676.51/590,295.44
  6. Step 6: Final answer
    x = 324,153.78

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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.