Home / 695,491.60-1,042,459.80-296,064.40

Finding the Fourth Proportional to 695,491.60, 1,042,459.80 and 296,064.40

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Solution

The fourth proportional to 695,491.60, 1,042,459.80 and 296,064.40 is: 443,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,491.60 : 1,042,459.80 = 296,064.40 : x
  2. Step 2: Convert to fraction form
    695,491.60/1,042,459.80 = 296,064.40/x
  3. Step 3: Cross multiply
    695,491.60x = 1,042,459.80 × 296,064.40
  4. Step 4: Simplify right side
    695,491.60x = 308,635,235,211.12
  5. Step 5: Solve for x
    x = 308,635,235,211.12/695,491.60
  6. Step 6: Final answer
    x = 443,765.58

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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.