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Finding the Fourth Proportional to 536,474.80, 804,712.20 and 336,935.35

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Solution

The fourth proportional to 536,474.80, 804,712.20 and 336,935.35 is: 505,403.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,474.80 : 804,712.20 = 336,935.35 : x
  2. Step 2: Convert to fraction form
    536,474.80/804,712.20 = 336,935.35/x
  3. Step 3: Cross multiply
    536,474.80x = 804,712.20 × 336,935.35
  4. Step 4: Simplify right side
    536,474.80x = 271,135,986,756.27
  5. Step 5: Solve for x
    x = 271,135,986,756.27/536,474.80
  6. Step 6: Final answer
    x = 505,403.03

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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.