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Finding the Fourth Proportional to 483,925, 667,784.88 and 269,057.14

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Solution

The fourth proportional to 483,925, 667,784.88 and 269,057.14 is: 371,281.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,925 : 667,784.88 = 269,057.14 : x
  2. Step 2: Convert to fraction form
    483,925/667,784.88 = 269,057.14/x
  3. Step 3: Cross multiply
    483,925x = 667,784.88 × 269,057.14
  4. Step 4: Simplify right side
    483,925x = 179,672,289,948.04
  5. Step 5: Solve for x
    x = 179,672,289,948.04/483,925
  6. Step 6: Final answer
    x = 371,281.27

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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.