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Finding the Fourth Proportional to 265,837.85, 366,841.60 and 151,100.54

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Solution

The fourth proportional to 265,837.85, 366,841.60 and 151,100.54 is: 208,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,837.85 : 366,841.60 = 151,100.54 : x
  2. Step 2: Convert to fraction form
    265,837.85/366,841.60 = 151,100.54/x
  3. Step 3: Cross multiply
    265,837.85x = 366,841.60 × 151,100.54
  4. Step 4: Simplify right side
    265,837.85x = 55,429,963,854.46
  5. Step 5: Solve for x
    x = 55,429,963,854.46/265,837.85
  6. Step 6: Final answer
    x = 208,510.43

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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.