Home / 461,312.20-691,968.30-262,246.60

Finding the Fourth Proportional to 461,312.20, 691,968.30 and 262,246.60

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Solution

The fourth proportional to 461,312.20, 691,968.30 and 262,246.60 is: 393,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,312.20 : 691,968.30 = 262,246.60 : x
  2. Step 2: Convert to fraction form
    461,312.20/691,968.30 = 262,246.60/x
  3. Step 3: Cross multiply
    461,312.20x = 691,968.30 × 262,246.60
  4. Step 4: Simplify right side
    461,312.20x = 181,466,333,982.78
  5. Step 5: Solve for x
    x = 181,466,333,982.78/461,312.20
  6. Step 6: Final answer
    x = 393,369.90

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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.