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Finding the Fourth Proportional to 367,366.80, 551,050.20 and 324,064.20

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Solution

The fourth proportional to 367,366.80, 551,050.20 and 324,064.20 is: 486,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,366.80 : 551,050.20 = 324,064.20 : x
  2. Step 2: Convert to fraction form
    367,366.80/551,050.20 = 324,064.20/x
  3. Step 3: Cross multiply
    367,366.80x = 551,050.20 × 324,064.20
  4. Step 4: Simplify right side
    367,366.80x = 178,575,642,222.84
  5. Step 5: Solve for x
    x = 178,575,642,222.84/367,366.80
  6. Step 6: Final answer
    x = 486,096.30

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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.