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Finding the Fourth Proportional to 358,793.51, 537,533.89 and 169,410.29

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Solution

The fourth proportional to 358,793.51, 537,533.89 and 169,410.29 is: 253,805.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,793.51 : 537,533.89 = 169,410.29 : x
  2. Step 2: Convert to fraction form
    358,793.51/537,533.89 = 169,410.29/x
  3. Step 3: Cross multiply
    358,793.51x = 537,533.89 × 169,410.29
  4. Step 4: Simplify right side
    358,793.51x = 91,063,769,078.53
  5. Step 5: Solve for x
    x = 91,063,769,078.53/358,793.51
  6. Step 6: Final answer
    x = 253,805.51

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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.