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Finding the Fourth Proportional to 536,319.60, 804,469.05 and 216,463.02

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Solution

The fourth proportional to 536,319.60, 804,469.05 and 216,463.02 is: 324,690.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,319.60 : 804,469.05 = 216,463.02 : x
  2. Step 2: Convert to fraction form
    536,319.60/804,469.05 = 216,463.02/x
  3. Step 3: Cross multiply
    536,319.60x = 804,469.05 × 216,463.02
  4. Step 4: Simplify right side
    536,319.60x = 174,137,800,059.53
  5. Step 5: Solve for x
    x = 174,137,800,059.53/536,319.60
  6. Step 6: Final answer
    x = 324,690.35

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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.