Home / 627,524.95-865,951.17-355,596.07

Finding the Fourth Proportional to 627,524.95, 865,951.17 and 355,596.07

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Solution

The fourth proportional to 627,524.95, 865,951.17 and 355,596.07 is: 490,703.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,524.95 : 865,951.17 = 355,596.07 : x
  2. Step 2: Convert to fraction form
    627,524.95/865,951.17 = 355,596.07/x
  3. Step 3: Cross multiply
    627,524.95x = 865,951.17 × 355,596.07
  4. Step 4: Simplify right side
    627,524.95x = 307,928,832,863.90
  5. Step 5: Solve for x
    x = 307,928,832,863.90/627,524.95
  6. Step 6: Final answer
    x = 490,703.73

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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.