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Finding the Fourth Proportional to 851.04, 1,173.44 and 594.88

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Solution

The fourth proportional to 851.04, 1,173.44 and 594.88 is: 820.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    851.04 : 1,173.44 = 594.88 : x
  2. Step 2: Convert to fraction form
    851.04/1,173.44 = 594.88/x
  3. Step 3: Cross multiply
    851.04x = 1,173.44 × 594.88
  4. Step 4: Simplify right side
    851.04x = 698,055.99
  5. Step 5: Solve for x
    x = 698,055.99/851.04
  6. Step 6: Final answer
    x = 820.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.