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Finding the Fourth Proportional to 265,415.50, 366,273.40 and 146,183.50

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Solution

The fourth proportional to 265,415.50, 366,273.40 and 146,183.50 is: 201,733.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,415.50 : 366,273.40 = 146,183.50 : x
  2. Step 2: Convert to fraction form
    265,415.50/366,273.40 = 146,183.50/x
  3. Step 3: Cross multiply
    265,415.50x = 366,273.40 × 146,183.50
  4. Step 4: Simplify right side
    265,415.50x = 53,543,127,568.90
  5. Step 5: Solve for x
    x = 53,543,127,568.90/265,415.50
  6. Step 6: Final answer
    x = 201,733.24

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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.