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Finding the Third Proportional to 524.53 and 838.69

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Solution

The third proportional to 524.53 and 838.69 is: 1,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.53 : 838.69 = 838.69 : x
  2. Step 2: Convert to fraction form
    524.53/838.69 = 838.69/x
  3. Step 3: Cross multiply
    524.53x = 838.69 × 838.69
  4. Step 4: Simplify right side
    524.53x = 703,396.72
  5. Step 5: Solve for x
    x = 703,396.72/524.53
  6. Step 6: Final answer
    x = 1,341.00

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.