Home / 794,651.17-1,192,725.82-289,700.21

Finding the Fourth Proportional to 794,651.17, 1,192,725.82 and 289,700.21

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Solution

The fourth proportional to 794,651.17, 1,192,725.82 and 289,700.21 is: 434,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,651.17 : 1,192,725.82 = 289,700.21 : x
  2. Step 2: Convert to fraction form
    794,651.17/1,192,725.82 = 289,700.21/x
  3. Step 3: Cross multiply
    794,651.17x = 1,192,725.82 × 289,700.21
  4. Step 4: Simplify right side
    794,651.17x = 345,532,920,526.42
  5. Step 5: Solve for x
    x = 345,532,920,526.42/794,651.17
  6. Step 6: Final answer
    x = 434,823.40

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1.5x scale

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.