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Finding the Fourth Proportional to 524,366.28, 723,625.62 and 298,005.96

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Solution

The fourth proportional to 524,366.28, 723,625.62 and 298,005.96 is: 411,248.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,366.28 : 723,625.62 = 298,005.96 : x
  2. Step 2: Convert to fraction form
    524,366.28/723,625.62 = 298,005.96/x
  3. Step 3: Cross multiply
    524,366.28x = 723,625.62 × 298,005.96
  4. Step 4: Simplify right side
    524,366.28x = 215,644,747,568.70
  5. Step 5: Solve for x
    x = 215,644,747,568.70/524,366.28
  6. Step 6: Final answer
    x = 411,248.31

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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.