Home / 634,551.57-952,076.61-279,316.53

Finding the Fourth Proportional to 634,551.57, 952,076.61 and 279,316.53

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Solution

The fourth proportional to 634,551.57, 952,076.61 and 279,316.53 is: 419,084.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,551.57 : 952,076.61 = 279,316.53 : x
  2. Step 2: Convert to fraction form
    634,551.57/952,076.61 = 279,316.53/x
  3. Step 3: Cross multiply
    634,551.57x = 952,076.61 × 279,316.53
  4. Step 4: Simplify right side
    634,551.57x = 265,930,734,999.36
  5. Step 5: Solve for x
    x = 265,930,734,999.36/634,551.57
  6. Step 6: Final answer
    x = 419,084.51

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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.