Home / 206,917.60-310,376.40-184,610.20

Finding the Fourth Proportional to 206,917.60, 310,376.40 and 184,610.20

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Solution

The fourth proportional to 206,917.60, 310,376.40 and 184,610.20 is: 276,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,917.60 : 310,376.40 = 184,610.20 : x
  2. Step 2: Convert to fraction form
    206,917.60/310,376.40 = 184,610.20/x
  3. Step 3: Cross multiply
    206,917.60x = 310,376.40 × 184,610.20
  4. Step 4: Simplify right side
    206,917.60x = 57,298,649,279.28
  5. Step 5: Solve for x
    x = 57,298,649,279.28/206,917.60
  6. Step 6: Final answer
    x = 276,915.30

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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.