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Finding the Fourth Proportional to 265,772.86, 366,855.42 and 158,376.58

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Solution

The fourth proportional to 265,772.86, 366,855.42 and 158,376.58 is: 218,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,772.86 : 366,855.42 = 158,376.58 : x
  2. Step 2: Convert to fraction form
    265,772.86/366,855.42 = 158,376.58/x
  3. Step 3: Cross multiply
    265,772.86x = 366,855.42 × 158,376.58
  4. Step 4: Simplify right side
    265,772.86x = 58,101,306,774.06
  5. Step 5: Solve for x
    x = 58,101,306,774.06/265,772.86
  6. Step 6: Final answer
    x = 218,612.64

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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.