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Finding the Fourth Proportional to 302,798.35, 417,517.44 and 193,757.27

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Solution

The fourth proportional to 302,798.35, 417,517.44 and 193,757.27 is: 267,164.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,798.35 : 417,517.44 = 193,757.27 : x
  2. Step 2: Convert to fraction form
    302,798.35/417,517.44 = 193,757.27/x
  3. Step 3: Cross multiply
    302,798.35x = 417,517.44 × 193,757.27
  4. Step 4: Simplify right side
    302,798.35x = 80,897,036,537.61
  5. Step 5: Solve for x
    x = 80,897,036,537.61/302,798.35
  6. Step 6: Final answer
    x = 267,164.72

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1.5x scale

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.