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Finding the Fourth Proportional to 536,446.80, 804,670.20 and 336,907.35

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Solution

The fourth proportional to 536,446.80, 804,670.20 and 336,907.35 is: 505,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,446.80 : 804,670.20 = 336,907.35 : x
  2. Step 2: Convert to fraction form
    536,446.80/804,670.20 = 336,907.35/x
  3. Step 3: Cross multiply
    536,446.80x = 804,670.20 × 336,907.35
  4. Step 4: Simplify right side
    536,446.80x = 271,099,304,705.97
  5. Step 5: Solve for x
    x = 271,099,304,705.97/536,446.80
  6. Step 6: Final answer
    x = 505,361.03

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Double scale
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Similar ratio
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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.