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Finding the Fourth Proportional to 185,923.15, 280,546.45 and 185,923.15

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Solution

The fourth proportional to 185,923.15, 280,546.45 and 185,923.15 is: 280,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,923.15 : 280,546.45 = 185,923.15 : x
  2. Step 2: Convert to fraction form
    185,923.15/280,546.45 = 185,923.15/x
  3. Step 3: Cross multiply
    185,923.15x = 280,546.45 × 185,923.15
  4. Step 4: Simplify right side
    185,923.15x = 52,160,079,584.96
  5. Step 5: Solve for x
    x = 52,160,079,584.96/185,923.15
  6. Step 6: Final answer
    x = 280,546.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.