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Finding the Fourth Proportional to 562.79, 844.57 and 197.58

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Solution

The fourth proportional to 562.79, 844.57 and 197.58 is: 296.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.79 : 844.57 = 197.58 : x
  2. Step 2: Convert to fraction form
    562.79/844.57 = 197.58/x
  3. Step 3: Cross multiply
    562.79x = 844.57 × 197.58
  4. Step 4: Simplify right side
    562.79x = 166,870.46
  5. Step 5: Solve for x
    x = 166,870.46/562.79
  6. Step 6: Final answer
    x = 296.50

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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.