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Finding the Fourth Proportional to 545,104.70, 816,101.85 and 482,896.70

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Solution

The fourth proportional to 545,104.70, 816,101.85 and 482,896.70 is: 722,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,104.70 : 816,101.85 = 482,896.70 : x
  2. Step 2: Convert to fraction form
    545,104.70/816,101.85 = 482,896.70/x
  3. Step 3: Cross multiply
    545,104.70x = 816,101.85 × 482,896.70
  4. Step 4: Simplify right side
    545,104.70x = 394,092,890,228.90
  5. Step 5: Solve for x
    x = 394,092,890,228.90/545,104.70
  6. Step 6: Final answer
    x = 722,967.33

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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.