Home / 729,993.33-1,007,244.50-407,653.83

Finding the Fourth Proportional to 729,993.33, 1,007,244.50 and 407,653.83

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Solution

The fourth proportional to 729,993.33, 1,007,244.50 and 407,653.83 is: 562,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,993.33 : 1,007,244.50 = 407,653.83 : x
  2. Step 2: Convert to fraction form
    729,993.33/1,007,244.50 = 407,653.83/x
  3. Step 3: Cross multiply
    729,993.33x = 1,007,244.50 × 407,653.83
  4. Step 4: Simplify right side
    729,993.33x = 410,607,076,133.17
  5. Step 5: Solve for x
    x = 410,607,076,133.17/729,993.33
  6. Step 6: Final answer
    x = 562,480.59

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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.