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Finding the Fourth Proportional to 545,593.59, 752,942.52 and 303,876.23

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Solution

The fourth proportional to 545,593.59, 752,942.52 and 303,876.23 is: 419,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,593.59 : 752,942.52 = 303,876.23 : x
  2. Step 2: Convert to fraction form
    545,593.59/752,942.52 = 303,876.23/x
  3. Step 3: Cross multiply
    545,593.59x = 752,942.52 × 303,876.23
  4. Step 4: Simplify right side
    545,593.59x = 228,801,330,619.59
  5. Step 5: Solve for x
    x = 228,801,330,619.59/545,593.59
  6. Step 6: Final answer
    x = 419,362.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.