Home / 465,109.35-697,664.03-331,264.95

Finding the Fourth Proportional to 465,109.35, 697,664.03 and 331,264.95

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Solution

The fourth proportional to 465,109.35, 697,664.03 and 331,264.95 is: 496,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,109.35 : 697,664.03 = 331,264.95 : x
  2. Step 2: Convert to fraction form
    465,109.35/697,664.03 = 331,264.95/x
  3. Step 3: Cross multiply
    465,109.35x = 697,664.03 × 331,264.95
  4. Step 4: Simplify right side
    465,109.35x = 231,111,638,358.42
  5. Step 5: Solve for x
    x = 231,111,638,358.42/465,109.35
  6. Step 6: Final answer
    x = 496,897.43

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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.