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Finding the Fourth Proportional to 536,205.81, 804,308.07 and 136,846.63

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Solution

The fourth proportional to 536,205.81, 804,308.07 and 136,846.63 is: 205,269.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,205.81 : 804,308.07 = 136,846.63 : x
  2. Step 2: Convert to fraction form
    536,205.81/804,308.07 = 136,846.63/x
  3. Step 3: Cross multiply
    536,205.81x = 804,308.07 × 136,846.63
  4. Step 4: Simplify right side
    536,205.81x = 110,066,846,850.53
  5. Step 5: Solve for x
    x = 110,066,846,850.53/536,205.81
  6. Step 6: Final answer
    x = 205,269.78

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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.