Home / 949,466.56-1,310,278.26-519,786.66

Finding the Fourth Proportional to 949,466.56, 1,310,278.26 and 519,786.66

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Solution

The fourth proportional to 949,466.56, 1,310,278.26 and 519,786.66 is: 717,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,466.56 : 1,310,278.26 = 519,786.66 : x
  2. Step 2: Convert to fraction form
    949,466.56/1,310,278.26 = 519,786.66/x
  3. Step 3: Cross multiply
    949,466.56x = 1,310,278.26 × 519,786.66
  4. Step 4: Simplify right side
    949,466.56x = 681,065,160,436.01
  5. Step 5: Solve for x
    x = 681,065,160,436.01/949,466.56
  6. Step 6: Final answer
    x = 717,313.48

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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.