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Finding the Fourth Proportional to 337,491.70, 506,310.45 and 100,858.30

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Solution

The fourth proportional to 337,491.70, 506,310.45 and 100,858.30 is: 151,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,491.70 : 506,310.45 = 100,858.30 : x
  2. Step 2: Convert to fraction form
    337,491.70/506,310.45 = 100,858.30/x
  3. Step 3: Cross multiply
    337,491.70x = 506,310.45 × 100,858.30
  4. Step 4: Simplify right side
    337,491.70x = 51,065,611,259.24
  5. Step 5: Solve for x
    x = 51,065,611,259.24/337,491.70
  6. Step 6: Final answer
    x = 151,309.24

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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.