Home / 691,764.74-1,037,569.31-186,363.06

Finding the Fourth Proportional to 691,764.74, 1,037,569.31 and 186,363.06

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Solution

The fourth proportional to 691,764.74, 1,037,569.31 and 186,363.06 is: 279,523.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,764.74 : 1,037,569.31 = 186,363.06 : x
  2. Step 2: Convert to fraction form
    691,764.74/1,037,569.31 = 186,363.06/x
  3. Step 3: Cross multiply
    691,764.74x = 1,037,569.31 × 186,363.06
  4. Step 4: Simplify right side
    691,764.74x = 193,364,591,573.69
  5. Step 5: Solve for x
    x = 193,364,591,573.69/691,764.74
  6. Step 6: Final answer
    x = 279,523.63

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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.