Home / 777,958.08-1,166,938.20-512,902.32

Finding the Fourth Proportional to 777,958.08, 1,166,938.20 and 512,902.32

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Solution

The fourth proportional to 777,958.08, 1,166,938.20 and 512,902.32 is: 769,354.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,958.08 : 1,166,938.20 = 512,902.32 : x
  2. Step 2: Convert to fraction form
    777,958.08/1,166,938.20 = 512,902.32/x
  3. Step 3: Cross multiply
    777,958.08x = 1,166,938.20 × 512,902.32
  4. Step 4: Simplify right side
    777,958.08x = 598,525,310,076.62
  5. Step 5: Solve for x
    x = 598,525,310,076.62/777,958.08
  6. Step 6: Final answer
    x = 769,354.19

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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.