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Finding the Fourth Proportional to 545,176.94, 752,344.08 and 303,454.34

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Solution

The fourth proportional to 545,176.94, 752,344.08 and 303,454.34 is: 418,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,176.94 : 752,344.08 = 303,454.34 : x
  2. Step 2: Convert to fraction form
    545,176.94/752,344.08 = 303,454.34/x
  3. Step 3: Cross multiply
    545,176.94x = 752,344.08 × 303,454.34
  4. Step 4: Simplify right side
    545,176.94x = 228,302,076,249.31
  5. Step 5: Solve for x
    x = 228,302,076,249.31/545,176.94
  6. Step 6: Final answer
    x = 418,766.94

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