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Finding the Fourth Proportional to 265,055.92, 365,787.24 and 151,900.54

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Solution

The fourth proportional to 265,055.92, 365,787.24 and 151,900.54 is: 209,628.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,055.92 : 365,787.24 = 151,900.54 : x
  2. Step 2: Convert to fraction form
    265,055.92/365,787.24 = 151,900.54/x
  3. Step 3: Cross multiply
    265,055.92x = 365,787.24 × 151,900.54
  4. Step 4: Simplify right side
    265,055.92x = 55,563,279,281.11
  5. Step 5: Solve for x
    x = 55,563,279,281.11/265,055.92
  6. Step 6: Final answer
    x = 209,628.52

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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.