Home / 682,638.35-942,060.06-376,734.02

Finding the Fourth Proportional to 682,638.35, 942,060.06 and 376,734.02

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Solution

The fourth proportional to 682,638.35, 942,060.06 and 376,734.02 is: 519,903.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,638.35 : 942,060.06 = 376,734.02 : x
  2. Step 2: Convert to fraction form
    682,638.35/942,060.06 = 376,734.02/x
  3. Step 3: Cross multiply
    682,638.35x = 942,060.06 × 376,734.02
  4. Step 4: Simplify right side
    682,638.35x = 354,906,068,774.94
  5. Step 5: Solve for x
    x = 354,906,068,774.94/682,638.35
  6. Step 6: Final answer
    x = 519,903.51

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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.