Home / 706,738.72-975,325.44-404,991.04

Finding the Fourth Proportional to 706,738.72, 975,325.44 and 404,991.04

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Solution

The fourth proportional to 706,738.72, 975,325.44 and 404,991.04 is: 558,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,738.72 : 975,325.44 = 404,991.04 : x
  2. Step 2: Convert to fraction form
    706,738.72/975,325.44 = 404,991.04/x
  3. Step 3: Cross multiply
    706,738.72x = 975,325.44 × 404,991.04
  4. Step 4: Simplify right side
    706,738.72x = 394,998,064,284.06
  5. Step 5: Solve for x
    x = 394,998,064,284.06/706,738.72
  6. Step 6: Final answer
    x = 558,902.54

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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.