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Finding the Fourth Proportional to 265,813.89, 366,815.04 and 151,105.07

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Solution

The fourth proportional to 265,813.89, 366,815.04 and 151,105.07 is: 208,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,813.89 : 366,815.04 = 151,105.07 : x
  2. Step 2: Convert to fraction form
    265,813.89/366,815.04 = 151,105.07/x
  3. Step 3: Cross multiply
    265,813.89x = 366,815.04 × 151,105.07
  4. Step 4: Simplify right side
    265,813.89x = 55,427,610,462.18
  5. Step 5: Solve for x
    x = 55,427,610,462.18/265,813.89
  6. Step 6: Final answer
    x = 208,520.37

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1.5x scale

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.