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Finding the Fourth Proportional to 527.94, 792.02 and 162.70

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Solution

The fourth proportional to 527.94, 792.02 and 162.70 is: 244.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.94 : 792.02 = 162.70 : x
  2. Step 2: Convert to fraction form
    527.94/792.02 = 162.70/x
  3. Step 3: Cross multiply
    527.94x = 792.02 × 162.70
  4. Step 4: Simplify right side
    527.94x = 128,860.84
  5. Step 5: Solve for x
    x = 128,860.84/527.94
  6. Step 6: Final answer
    x = 244.08

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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.