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Finding the Fourth Proportional to 273,430.10, 410,145.15 and 248,935.70

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Solution

The fourth proportional to 273,430.10, 410,145.15 and 248,935.70 is: 373,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,430.10 : 410,145.15 = 248,935.70 : x
  2. Step 2: Convert to fraction form
    273,430.10/410,145.15 = 248,935.70/x
  3. Step 3: Cross multiply
    273,430.10x = 410,145.15 × 248,935.70
  4. Step 4: Simplify right side
    273,430.10x = 102,099,770,016.86
  5. Step 5: Solve for x
    x = 102,099,770,016.86/273,430.10
  6. Step 6: Final answer
    x = 373,403.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.