Home / 700,650.24-966,842.28-394,710

Finding the Fourth Proportional to 700,650.24, 966,842.28 and 394,710

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Solution

The fourth proportional to 700,650.24, 966,842.28 and 394,710 is: 544,668.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,650.24 : 966,842.28 = 394,710 : x
  2. Step 2: Convert to fraction form
    700,650.24/966,842.28 = 394,710/x
  3. Step 3: Cross multiply
    700,650.24x = 966,842.28 × 394,710
  4. Step 4: Simplify right side
    700,650.24x = 381,622,316,338.80
  5. Step 5: Solve for x
    x = 381,622,316,338.80/700,650.24
  6. Step 6: Final answer
    x = 544,668.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.