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Finding the Fourth Proportional to 377,863.40, 566,795.10 and 328,655.90

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Solution

The fourth proportional to 377,863.40, 566,795.10 and 328,655.90 is: 492,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,863.40 : 566,795.10 = 328,655.90 : x
  2. Step 2: Convert to fraction form
    377,863.40/566,795.10 = 328,655.90/x
  3. Step 3: Cross multiply
    377,863.40x = 566,795.10 × 328,655.90
  4. Step 4: Simplify right side
    377,863.40x = 186,280,553,706.09
  5. Step 5: Solve for x
    x = 186,280,553,706.09/377,863.40
  6. Step 6: Final answer
    x = 492,983.85

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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.