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Finding the Fourth Proportional to 362,894.70, 543,904.65 and 185,310.30

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Solution

The fourth proportional to 362,894.70, 543,904.65 and 185,310.30 is: 277,742.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,894.70 : 543,904.65 = 185,310.30 : x
  2. Step 2: Convert to fraction form
    362,894.70/543,904.65 = 185,310.30/x
  3. Step 3: Cross multiply
    362,894.70x = 543,904.65 × 185,310.30
  4. Step 4: Simplify right side
    362,894.70x = 100,791,133,862.90
  5. Step 5: Solve for x
    x = 100,791,133,862.90/362,894.70
  6. Step 6: Final answer
    x = 277,742.09

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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.