Home / 691,704.60-1,037,556.90-193,068.60

Finding the Fourth Proportional to 691,704.60, 1,037,556.90 and 193,068.60

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Solution

The fourth proportional to 691,704.60, 1,037,556.90 and 193,068.60 is: 289,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,704.60 : 1,037,556.90 = 193,068.60 : x
  2. Step 2: Convert to fraction form
    691,704.60/1,037,556.90 = 193,068.60/x
  3. Step 3: Cross multiply
    691,704.60x = 1,037,556.90 × 193,068.60
  4. Step 4: Simplify right side
    691,704.60x = 200,319,658,103.34
  5. Step 5: Solve for x
    x = 200,319,658,103.34/691,704.60
  6. Step 6: Final answer
    x = 289,602.90

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Similar ratio
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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.