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Finding the Fourth Proportional to 373,998.28, 516,154.96 and 223,095.28

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Solution

The fourth proportional to 373,998.28, 516,154.96 and 223,095.28 is: 307,893.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,998.28 : 516,154.96 = 223,095.28 : x
  2. Step 2: Convert to fraction form
    373,998.28/516,154.96 = 223,095.28/x
  3. Step 3: Cross multiply
    373,998.28x = 516,154.96 × 223,095.28
  4. Step 4: Simplify right side
    373,998.28x = 115,151,735,324.59
  5. Step 5: Solve for x
    x = 115,151,735,324.59/373,998.28
  6. Step 6: Final answer
    x = 307,893.76

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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.