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Finding the Fourth Proportional to 536,193.36, 804,289.59 and 136,834.20

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Solution

The fourth proportional to 536,193.36, 804,289.59 and 136,834.20 is: 205,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,193.36 : 804,289.59 = 136,834.20 : x
  2. Step 2: Convert to fraction form
    536,193.36/804,289.59 = 136,834.20/x
  3. Step 3: Cross multiply
    536,193.36x = 804,289.59 × 136,834.20
  4. Step 4: Simplify right side
    536,193.36x = 110,054,322,615.98
  5. Step 5: Solve for x
    x = 110,054,322,615.98/536,193.36
  6. Step 6: Final answer
    x = 205,251.19

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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.