Home / 976,914.20-1,465,371.30-658,049.60

Finding the Fourth Proportional to 976,914.20, 1,465,371.30 and 658,049.60

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Solution

The fourth proportional to 976,914.20, 1,465,371.30 and 658,049.60 is: 987,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,914.20 : 1,465,371.30 = 658,049.60 : x
  2. Step 2: Convert to fraction form
    976,914.20/1,465,371.30 = 658,049.60/x
  3. Step 3: Cross multiply
    976,914.20x = 1,465,371.30 × 658,049.60
  4. Step 4: Simplify right side
    976,914.20x = 964,286,997,816.48
  5. Step 5: Solve for x
    x = 964,286,997,816.48/976,914.20
  6. Step 6: Final answer
    x = 987,074.40

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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.