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Finding the Fourth Proportional to 609,846.30, 914,404.95 and 373,358.70

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Solution

The fourth proportional to 609,846.30, 914,404.95 and 373,358.70 is: 559,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,846.30 : 914,404.95 = 373,358.70 : x
  2. Step 2: Convert to fraction form
    609,846.30/914,404.95 = 373,358.70/x
  3. Step 3: Cross multiply
    609,846.30x = 914,404.95 × 373,358.70
  4. Step 4: Simplify right side
    609,846.30x = 341,401,043,405.57
  5. Step 5: Solve for x
    x = 341,401,043,405.57/609,846.30
  6. Step 6: Final answer
    x = 559,814.90

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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.