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Finding the Fourth Proportional to 844.04, 1,260.15 and 794.90

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Solution

The fourth proportional to 844.04, 1,260.15 and 794.90 is: 1,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    844.04 : 1,260.15 = 794.90 : x
  2. Step 2: Convert to fraction form
    844.04/1,260.15 = 794.90/x
  3. Step 3: Cross multiply
    844.04x = 1,260.15 × 794.90
  4. Step 4: Simplify right side
    844.04x = 1,001,693.24
  5. Step 5: Solve for x
    x = 1,001,693.24/844.04
  6. Step 6: Final answer
    x = 1,186.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.