Home / 691,561.05-1,037,341.57-186,123.17

Finding the Fourth Proportional to 691,561.05, 1,037,341.57 and 186,123.17

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Solution

The fourth proportional to 691,561.05, 1,037,341.57 and 186,123.17 is: 279,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,561.05 : 1,037,341.57 = 186,123.17 : x
  2. Step 2: Convert to fraction form
    691,561.05/1,037,341.57 = 186,123.17/x
  3. Step 3: Cross multiply
    691,561.05x = 1,037,341.57 × 186,123.17
  4. Step 4: Simplify right side
    691,561.05x = 193,073,303,858.20
  5. Step 5: Solve for x
    x = 193,073,303,858.20/691,561.05
  6. Step 6: Final answer
    x = 279,184.76

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Similar ratio
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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.