Home / 691,765.68-1,037,562.66-186,366.18

Finding the Fourth Proportional to 691,765.68, 1,037,562.66 and 186,366.18

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Solution

The fourth proportional to 691,765.68, 1,037,562.66 and 186,366.18 is: 279,526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,765.68 : 1,037,562.66 = 186,366.18 : x
  2. Step 2: Convert to fraction form
    691,765.68/1,037,562.66 = 186,366.18/x
  3. Step 3: Cross multiply
    691,765.68x = 1,037,562.66 × 186,366.18
  4. Step 4: Simplify right side
    691,765.68x = 193,366,589,454.84
  5. Step 5: Solve for x
    x = 193,366,589,454.84/691,765.68
  6. Step 6: Final answer
    x = 279,526.14

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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.