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Finding the Fourth Proportional to 536,624.10, 804,936.15 and 347,667.30

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Solution

The fourth proportional to 536,624.10, 804,936.15 and 347,667.30 is: 521,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,624.10 : 804,936.15 = 347,667.30 : x
  2. Step 2: Convert to fraction form
    536,624.10/804,936.15 = 347,667.30/x
  3. Step 3: Cross multiply
    536,624.10x = 804,936.15 × 347,667.30
  4. Step 4: Simplify right side
    536,624.10x = 279,849,977,942.90
  5. Step 5: Solve for x
    x = 279,849,977,942.90/536,624.10
  6. Step 6: Final answer
    x = 521,500.95

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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.