Home / 706,246.60-1,059,369.90-612,934.60

Finding the Fourth Proportional to 706,246.60, 1,059,369.90 and 612,934.60

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Solution

The fourth proportional to 706,246.60, 1,059,369.90 and 612,934.60 is: 919,401.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,246.60 : 1,059,369.90 = 612,934.60 : x
  2. Step 2: Convert to fraction form
    706,246.60/1,059,369.90 = 612,934.60/x
  3. Step 3: Cross multiply
    706,246.60x = 1,059,369.90 × 612,934.60
  4. Step 4: Simplify right side
    706,246.60x = 649,324,465,908.54
  5. Step 5: Solve for x
    x = 649,324,465,908.54/706,246.60
  6. Step 6: Final answer
    x = 919,401.90

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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.