Home / 794,815.20-1,192,222.80-440,920.80

Finding the Fourth Proportional to 794,815.20, 1,192,222.80 and 440,920.80

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Solution

The fourth proportional to 794,815.20, 1,192,222.80 and 440,920.80 is: 661,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,815.20 : 1,192,222.80 = 440,920.80 : x
  2. Step 2: Convert to fraction form
    794,815.20/1,192,222.80 = 440,920.80/x
  3. Step 3: Cross multiply
    794,815.20x = 1,192,222.80 × 440,920.80
  4. Step 4: Simplify right side
    794,815.20x = 525,675,830,754.24
  5. Step 5: Solve for x
    x = 525,675,830,754.24/794,815.20
  6. Step 6: Final answer
    x = 661,381.20

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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.