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Finding the Fourth Proportional to 333,864.45, 460,892.50 and 190,596.78

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Solution

The fourth proportional to 333,864.45, 460,892.50 and 190,596.78 is: 263,114.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,864.45 : 460,892.50 = 190,596.78 : x
  2. Step 2: Convert to fraction form
    333,864.45/460,892.50 = 190,596.78/x
  3. Step 3: Cross multiply
    333,864.45x = 460,892.50 × 190,596.78
  4. Step 4: Simplify right side
    333,864.45x = 87,844,625,949.66
  5. Step 5: Solve for x
    x = 87,844,625,949.66/333,864.45
  6. Step 6: Final answer
    x = 263,114.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.