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Finding the Fourth Proportional to 618,189.08, 927,283.62 and 337,553.24

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Solution

The fourth proportional to 618,189.08, 927,283.62 and 337,553.24 is: 506,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,189.08 : 927,283.62 = 337,553.24 : x
  2. Step 2: Convert to fraction form
    618,189.08/927,283.62 = 337,553.24/x
  3. Step 3: Cross multiply
    618,189.08x = 927,283.62 × 337,553.24
  4. Step 4: Simplify right side
    618,189.08x = 313,007,590,329.93
  5. Step 5: Solve for x
    x = 313,007,590,329.93/618,189.08
  6. Step 6: Final answer
    x = 506,329.86

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Similar ratio
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1.5x scale

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.