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Finding the Fourth Proportional to 497,767.06, 746,650.41 and 123,790.06

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Solution

The fourth proportional to 497,767.06, 746,650.41 and 123,790.06 is: 185,685.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,767.06 : 746,650.41 = 123,790.06 : x
  2. Step 2: Convert to fraction form
    497,767.06/746,650.41 = 123,790.06/x
  3. Step 3: Cross multiply
    497,767.06x = 746,650.41 × 123,790.06
  4. Step 4: Simplify right side
    497,767.06x = 92,427,899,052.92
  5. Step 5: Solve for x
    x = 92,427,899,052.92/497,767.06
  6. Step 6: Final answer
    x = 185,685.05

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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.