Home / 777,630.50-1,166,445.76-186,654.50

Finding the Fourth Proportional to 777,630.50, 1,166,445.76 and 186,654.50

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Solution

The fourth proportional to 777,630.50, 1,166,445.76 and 186,654.50 is: 279,981.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,630.50 : 1,166,445.76 = 186,654.50 : x
  2. Step 2: Convert to fraction form
    777,630.50/1,166,445.76 = 186,654.50/x
  3. Step 3: Cross multiply
    777,630.50x = 1,166,445.76 × 186,654.50
  4. Step 4: Simplify right side
    777,630.50x = 217,722,350,109.92
  5. Step 5: Solve for x
    x = 217,722,350,109.92/777,630.50
  6. Step 6: Final answer
    x = 279,981.75

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Similar ratio
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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.