Home / 627,084.57-865,381.26-340,604.73

Finding the Fourth Proportional to 627,084.57, 865,381.26 and 340,604.73

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Solution

The fourth proportional to 627,084.57, 865,381.26 and 340,604.73 is: 470,037.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,084.57 : 865,381.26 = 340,604.73 : x
  2. Step 2: Convert to fraction form
    627,084.57/865,381.26 = 340,604.73/x
  3. Step 3: Cross multiply
    627,084.57x = 865,381.26 × 340,604.73
  4. Step 4: Simplify right side
    627,084.57x = 294,752,950,409.36
  5. Step 5: Solve for x
    x = 294,752,950,409.36/627,084.57
  6. Step 6: Final answer
    x = 470,037.00

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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.