Home / 866,093.72-1,298,761.50-461,200.64

Finding the Fourth Proportional to 866,093.72, 1,298,761.50 and 461,200.64

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Solution

The fourth proportional to 866,093.72, 1,298,761.50 and 461,200.64 is: 691,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,093.72 : 1,298,761.50 = 461,200.64 : x
  2. Step 2: Convert to fraction form
    866,093.72/1,298,761.50 = 461,200.64/x
  3. Step 3: Cross multiply
    866,093.72x = 1,298,761.50 × 461,200.64
  4. Step 4: Simplify right side
    866,093.72x = 598,989,635,007.36
  5. Step 5: Solve for x
    x = 598,989,635,007.36/866,093.72
  6. Step 6: Final answer
    x = 691,599.10

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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.