Home / 844,425.20-1,266,720.90-245,391.62

Finding the Fourth Proportional to 844,425.20, 1,266,720.90 and 245,391.62

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Solution

The fourth proportional to 844,425.20, 1,266,720.90 and 245,391.62 is: 368,111.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,425.20 : 1,266,720.90 = 245,391.62 : x
  2. Step 2: Convert to fraction form
    844,425.20/1,266,720.90 = 245,391.62/x
  3. Step 3: Cross multiply
    844,425.20x = 1,266,720.90 × 245,391.62
  4. Step 4: Simplify right side
    844,425.20x = 310,842,693,738.86
  5. Step 5: Solve for x
    x = 310,842,693,738.86/844,425.20
  6. Step 6: Final answer
    x = 368,111.58

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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.