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Finding the Fourth Proportional to 1,497.79, 2,244.69 and 794.85

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Solution

The fourth proportional to 1,497.79, 2,244.69 and 794.85 is: 1,191.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.79 : 2,244.69 = 794.85 : x
  2. Step 2: Convert to fraction form
    1,497.79/2,244.69 = 794.85/x
  3. Step 3: Cross multiply
    1,497.79x = 2,244.69 × 794.85
  4. Step 4: Simplify right side
    1,497.79x = 1,784,191.85
  5. Step 5: Solve for x
    x = 1,784,191.85/1,497.79
  6. Step 6: Final answer
    x = 1,191.22

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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.