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Finding the Fourth Proportional to 335,391.30, 503,086.95 and 335,391.30

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Solution

The fourth proportional to 335,391.30, 503,086.95 and 335,391.30 is: 503,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,391.30 : 503,086.95 = 335,391.30 : x
  2. Step 2: Convert to fraction form
    335,391.30/503,086.95 = 335,391.30/x
  3. Step 3: Cross multiply
    335,391.30x = 503,086.95 × 335,391.30
  4. Step 4: Simplify right side
    335,391.30x = 168,730,986,173.54
  5. Step 5: Solve for x
    x = 168,730,986,173.54/335,391.30
  6. Step 6: Final answer
    x = 503,086.95

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1.5x scale

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.