Home / 949,618.94-1,310,477.96-519,939.04

Finding the Fourth Proportional to 949,618.94, 1,310,477.96 and 519,939.04

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Solution

The fourth proportional to 949,618.94, 1,310,477.96 and 519,939.04 is: 717,517.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,618.94 : 1,310,477.96 = 519,939.04 : x
  2. Step 2: Convert to fraction form
    949,618.94/1,310,477.96 = 519,939.04/x
  3. Step 3: Cross multiply
    949,618.94x = 1,310,477.96 × 519,939.04
  4. Step 4: Simplify right side
    949,618.94x = 681,368,652,463.56
  5. Step 5: Solve for x
    x = 681,368,652,463.56/949,618.94
  6. Step 6: Final answer
    x = 717,517.97

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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.