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Finding the Fourth Proportional to 335,705.79, 503,564.02 and 186,891.92

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Solution

The fourth proportional to 335,705.79, 503,564.02 and 186,891.92 is: 280,340.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,705.79 : 503,564.02 = 186,891.92 : x
  2. Step 2: Convert to fraction form
    335,705.79/503,564.02 = 186,891.92/x
  3. Step 3: Cross multiply
    335,705.79x = 503,564.02 × 186,891.92
  4. Step 4: Simplify right side
    335,705.79x = 94,112,043,088.44
  5. Step 5: Solve for x
    x = 94,112,043,088.44/335,705.79
  6. Step 6: Final answer
    x = 280,340.84

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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.