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Finding the Fourth Proportional to 605,673.90, 908,182.80 and 250,286.40

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Solution

The fourth proportional to 605,673.90, 908,182.80 and 250,286.40 is: 375,294.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,673.90 : 908,182.80 = 250,286.40 : x
  2. Step 2: Convert to fraction form
    605,673.90/908,182.80 = 250,286.40/x
  3. Step 3: Cross multiply
    605,673.90x = 908,182.80 × 250,286.40
  4. Step 4: Simplify right side
    605,673.90x = 227,305,803,553.92
  5. Step 5: Solve for x
    x = 227,305,803,553.92/605,673.90
  6. Step 6: Final answer
    x = 375,294.04

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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.