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Finding the Fourth Proportional to 475,236.02, 655,406.96 and 293,919.14

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Solution

The fourth proportional to 475,236.02, 655,406.96 and 293,919.14 is: 405,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,236.02 : 655,406.96 = 293,919.14 : x
  2. Step 2: Convert to fraction form
    475,236.02/655,406.96 = 293,919.14/x
  3. Step 3: Cross multiply
    475,236.02x = 655,406.96 × 293,919.14
  4. Step 4: Simplify right side
    475,236.02x = 192,636,650,033.21
  5. Step 5: Solve for x
    x = 192,636,650,033.21/475,236.02
  6. Step 6: Final answer
    x = 405,349.43

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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.