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Finding the Fourth Proportional to 544,963.60, 752,047.50 and 303,269.32

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Solution

The fourth proportional to 544,963.60, 752,047.50 and 303,269.32 is: 418,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,963.60 : 752,047.50 = 303,269.32 : x
  2. Step 2: Convert to fraction form
    544,963.60/752,047.50 = 303,269.32/x
  3. Step 3: Cross multiply
    544,963.60x = 752,047.50 × 303,269.32
  4. Step 4: Simplify right side
    544,963.60x = 228,072,933,932.70
  5. Step 5: Solve for x
    x = 228,072,933,932.70/544,963.60
  6. Step 6: Final answer
    x = 418,510.40

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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.