Home / 934,505.49-1,289,618.07-504,785.62

Finding the Fourth Proportional to 934,505.49, 1,289,618.07 and 504,785.62

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Solution

The fourth proportional to 934,505.49, 1,289,618.07 and 504,785.62 is: 696,604.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,505.49 : 1,289,618.07 = 504,785.62 : x
  2. Step 2: Convert to fraction form
    934,505.49/1,289,618.07 = 504,785.62/x
  3. Step 3: Cross multiply
    934,505.49x = 1,289,618.07 × 504,785.62
  4. Step 4: Simplify right side
    934,505.49x = 650,980,657,028.15
  5. Step 5: Solve for x
    x = 650,980,657,028.15/934,505.49
  6. Step 6: Final answer
    x = 696,604.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.