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Finding the Fourth Proportional to 293,295.07, 404,747.19 and 159,159.07

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Solution

The fourth proportional to 293,295.07, 404,747.19 and 159,159.07 is: 219,639.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,295.07 : 404,747.19 = 159,159.07 : x
  2. Step 2: Convert to fraction form
    293,295.07/404,747.19 = 159,159.07/x
  3. Step 3: Cross multiply
    293,295.07x = 404,747.19 × 159,159.07
  4. Step 4: Simplify right side
    293,295.07x = 64,419,186,345.51
  5. Step 5: Solve for x
    x = 64,419,186,345.51/293,295.07
  6. Step 6: Final answer
    x = 219,639.51

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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.