Home / 623,704.20-935,556.30-203,022.60

Finding the Fourth Proportional to 623,704.20, 935,556.30 and 203,022.60

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Solution

The fourth proportional to 623,704.20, 935,556.30 and 203,022.60 is: 304,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,704.20 : 935,556.30 = 203,022.60 : x
  2. Step 2: Convert to fraction form
    623,704.20/935,556.30 = 203,022.60/x
  3. Step 3: Cross multiply
    623,704.20x = 935,556.30 × 203,022.60
  4. Step 4: Simplify right side
    623,704.20x = 189,939,072,472.38
  5. Step 5: Solve for x
    x = 189,939,072,472.38/623,704.20
  6. Step 6: Final answer
    x = 304,533.90

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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.