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Finding the Fourth Proportional to 363,775.77, 545,724.41 and 164,091.74

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Solution

The fourth proportional to 363,775.77, 545,724.41 and 164,091.74 is: 246,165.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,775.77 : 545,724.41 = 164,091.74 : x
  2. Step 2: Convert to fraction form
    363,775.77/545,724.41 = 164,091.74/x
  3. Step 3: Cross multiply
    363,775.77x = 545,724.41 × 164,091.74
  4. Step 4: Simplify right side
    363,775.77x = 89,548,864,448.29
  5. Step 5: Solve for x
    x = 89,548,864,448.29/363,775.77
  6. Step 6: Final answer
    x = 246,165.01

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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.