Home / 763,949.73-1,054,188.92-441,680.59

Finding the Fourth Proportional to 763,949.73, 1,054,188.92 and 441,680.59

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Solution

The fourth proportional to 763,949.73, 1,054,188.92 and 441,680.59 is: 609,483.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,949.73 : 1,054,188.92 = 441,680.59 : x
  2. Step 2: Convert to fraction form
    763,949.73/1,054,188.92 = 441,680.59/x
  3. Step 3: Cross multiply
    763,949.73x = 1,054,188.92 × 441,680.59
  4. Step 4: Simplify right side
    763,949.73x = 465,614,778,164.74
  5. Step 5: Solve for x
    x = 465,614,778,164.74/763,949.73
  6. Step 6: Final answer
    x = 609,483.53

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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.