Home / 699,642.26-1,049,538.41-194,205.40

Finding the Fourth Proportional to 699,642.26, 1,049,538.41 and 194,205.40

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Solution

The fourth proportional to 699,642.26, 1,049,538.41 and 194,205.40 is: 291,328.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,642.26 : 1,049,538.41 = 194,205.40 : x
  2. Step 2: Convert to fraction form
    699,642.26/1,049,538.41 = 194,205.40/x
  3. Step 3: Cross multiply
    699,642.26x = 1,049,538.41 × 194,205.40
  4. Step 4: Simplify right side
    699,642.26x = 203,826,024,955.22
  5. Step 5: Solve for x
    x = 203,826,024,955.22/699,642.26
  6. Step 6: Final answer
    x = 291,328.92

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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.