Home / 274,744.20-412,116.30-247,625.40

Finding the Fourth Proportional to 274,744.20, 412,116.30 and 247,625.40

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Solution

The fourth proportional to 274,744.20, 412,116.30 and 247,625.40 is: 371,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,744.20 : 412,116.30 = 247,625.40 : x
  2. Step 2: Convert to fraction form
    274,744.20/412,116.30 = 247,625.40/x
  3. Step 3: Cross multiply
    274,744.20x = 412,116.30 × 247,625.40
  4. Step 4: Simplify right side
    274,744.20x = 102,050,463,634.02
  5. Step 5: Solve for x
    x = 102,050,463,634.02/274,744.20
  6. Step 6: Final answer
    x = 371,438.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.