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Finding the Fourth Proportional to 265,481.71, 366,360.52 and 144,624.45

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Solution

The fourth proportional to 265,481.71, 366,360.52 and 144,624.45 is: 199,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,481.71 : 366,360.52 = 144,624.45 : x
  2. Step 2: Convert to fraction form
    265,481.71/366,360.52 = 144,624.45/x
  3. Step 3: Cross multiply
    265,481.71x = 366,360.52 × 144,624.45
  4. Step 4: Simplify right side
    265,481.71x = 52,984,688,706.71
  5. Step 5: Solve for x
    x = 52,984,688,706.71/265,481.71
  6. Step 6: Final answer
    x = 199,579.43

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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.