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Finding the Fourth Proportional to 294,577.71, 406,563.39 and 173,732.28

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Solution

The fourth proportional to 294,577.71, 406,563.39 and 173,732.28 is: 239,777.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,577.71 : 406,563.39 = 173,732.28 : x
  2. Step 2: Convert to fraction form
    294,577.71/406,563.39 = 173,732.28/x
  3. Step 3: Cross multiply
    294,577.71x = 406,563.39 × 173,732.28
  4. Step 4: Simplify right side
    294,577.71x = 70,633,184,709.23
  5. Step 5: Solve for x
    x = 70,633,184,709.23/294,577.71
  6. Step 6: Final answer
    x = 239,777.76

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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.