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Finding the Fourth Proportional to 591,904.20, 816,803.86 and 337,233.80

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Solution

The fourth proportional to 591,904.20, 816,803.86 and 337,233.80 is: 465,369.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,904.20 : 816,803.86 = 337,233.80 : x
  2. Step 2: Convert to fraction form
    591,904.20/816,803.86 = 337,233.80/x
  3. Step 3: Cross multiply
    591,904.20x = 816,803.86 × 337,233.80
  4. Step 4: Simplify right side
    591,904.20x = 275,453,869,562.47
  5. Step 5: Solve for x
    x = 275,453,869,562.47/591,904.20
  6. Step 6: Final answer
    x = 465,369.01

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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.