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Finding the Fourth Proportional to 339,752.68, 468,859 and 186,793.48

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Solution

The fourth proportional to 339,752.68, 468,859 and 186,793.48 is: 257,775.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,752.68 : 468,859 = 186,793.48 : x
  2. Step 2: Convert to fraction form
    339,752.68/468,859 = 186,793.48/x
  3. Step 3: Cross multiply
    339,752.68x = 468,859 × 186,793.48
  4. Step 4: Simplify right side
    339,752.68x = 87,579,804,239.32
  5. Step 5: Solve for x
    x = 87,579,804,239.32/339,752.68
  6. Step 6: Final answer
    x = 257,775.17

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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.