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Finding the Fourth Proportional to 650,771.70, 976,067.55 and 201,801.30

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Solution

The fourth proportional to 650,771.70, 976,067.55 and 201,801.30 is: 302,674.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,771.70 : 976,067.55 = 201,801.30 : x
  2. Step 2: Convert to fraction form
    650,771.70/976,067.55 = 201,801.30/x
  3. Step 3: Cross multiply
    650,771.70x = 976,067.55 × 201,801.30
  4. Step 4: Simplify right side
    650,771.70x = 196,971,700,477.82
  5. Step 5: Solve for x
    x = 196,971,700,477.82/650,771.70
  6. Step 6: Final answer
    x = 302,674.04

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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.