Home / 695,489.60-1,042,456.80-296,062.40

Finding the Fourth Proportional to 695,489.60, 1,042,456.80 and 296,062.40

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Solution

The fourth proportional to 695,489.60, 1,042,456.80 and 296,062.40 is: 443,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,489.60 : 1,042,456.80 = 296,062.40 : x
  2. Step 2: Convert to fraction form
    695,489.60/1,042,456.80 = 296,062.40/x
  3. Step 3: Cross multiply
    695,489.60x = 1,042,456.80 × 296,062.40
  4. Step 4: Simplify right side
    695,489.60x = 308,632,262,104.32
  5. Step 5: Solve for x
    x = 308,632,262,104.32/695,489.60
  6. Step 6: Final answer
    x = 443,762.58

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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.