Home / 204,591.60-306,887.40-186,876.90

Finding the Fourth Proportional to 204,591.60, 306,887.40 and 186,876.90

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Solution

The fourth proportional to 204,591.60, 306,887.40 and 186,876.90 is: 280,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,591.60 : 306,887.40 = 186,876.90 : x
  2. Step 2: Convert to fraction form
    204,591.60/306,887.40 = 186,876.90/x
  3. Step 3: Cross multiply
    204,591.60x = 306,887.40 × 186,876.90
  4. Step 4: Simplify right side
    204,591.60x = 57,350,165,961.06
  5. Step 5: Solve for x
    x = 57,350,165,961.06/204,591.60
  6. Step 6: Final answer
    x = 280,315.35

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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.