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Finding the Fourth Proportional to 265,843.29, 366,656.40 and 170,358.87

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Solution

The fourth proportional to 265,843.29, 366,656.40 and 170,358.87 is: 234,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,843.29 : 366,656.40 = 170,358.87 : x
  2. Step 2: Convert to fraction form
    265,843.29/366,656.40 = 170,358.87/x
  3. Step 3: Cross multiply
    265,843.29x = 366,656.40 × 170,358.87
  4. Step 4: Simplify right side
    265,843.29x = 62,463,169,982.27
  5. Step 5: Solve for x
    x = 62,463,169,982.27/265,843.29
  6. Step 6: Final answer
    x = 234,962.37

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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.