Home / 706,310.70-1,059,442.60-306,951.86

Finding the Fourth Proportional to 706,310.70, 1,059,442.60 and 306,951.86

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Solution

The fourth proportional to 706,310.70, 1,059,442.60 and 306,951.86 is: 460,417.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,310.70 : 1,059,442.60 = 306,951.86 : x
  2. Step 2: Convert to fraction form
    706,310.70/1,059,442.60 = 306,951.86/x
  3. Step 3: Cross multiply
    706,310.70x = 1,059,442.60 × 306,951.86
  4. Step 4: Simplify right side
    706,310.70x = 325,197,873,934.75
  5. Step 5: Solve for x
    x = 325,197,873,934.75/706,310.70
  6. Step 6: Final answer
    x = 460,417.59

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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.