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Finding the Fourth Proportional to 622,662.80, 934,109.40 and 201,952.40

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Solution

The fourth proportional to 622,662.80, 934,109.40 and 201,952.40 is: 302,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,662.80 : 934,109.40 = 201,952.40 : x
  2. Step 2: Convert to fraction form
    622,662.80/934,109.40 = 201,952.40/x
  3. Step 3: Cross multiply
    622,662.80x = 934,109.40 × 201,952.40
  4. Step 4: Simplify right side
    622,662.80x = 188,645,635,192.56
  5. Step 5: Solve for x
    x = 188,645,635,192.56/622,662.80
  6. Step 6: Final answer
    x = 302,965.96

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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.