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Finding the Fourth Proportional to 564.84, 847.26 and 483.84

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Solution

The fourth proportional to 564.84, 847.26 and 483.84 is: 725.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.84 : 847.26 = 483.84 : x
  2. Step 2: Convert to fraction form
    564.84/847.26 = 483.84/x
  3. Step 3: Cross multiply
    564.84x = 847.26 × 483.84
  4. Step 4: Simplify right side
    564.84x = 409,938.28
  5. Step 5: Solve for x
    x = 409,938.28/564.84
  6. Step 6: Final answer
    x = 725.76

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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.