Home / 444,770.20-613,172.73-281,345.41

Finding the Fourth Proportional to 444,770.20, 613,172.73 and 281,345.41

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Solution

The fourth proportional to 444,770.20, 613,172.73 and 281,345.41 is: 387,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,770.20 : 613,172.73 = 281,345.41 : x
  2. Step 2: Convert to fraction form
    444,770.20/613,172.73 = 281,345.41/x
  3. Step 3: Cross multiply
    444,770.20x = 613,172.73 × 281,345.41
  4. Step 4: Simplify right side
    444,770.20x = 172,513,333,122.67
  5. Step 5: Solve for x
    x = 172,513,333,122.67/444,770.20
  6. Step 6: Final answer
    x = 387,870.71

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1.5x scale

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.