Home / 682,015.85-941,160.30-376,105.13

Finding the Fourth Proportional to 682,015.85, 941,160.30 and 376,105.13

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Solution

The fourth proportional to 682,015.85, 941,160.30 and 376,105.13 is: 519,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,015.85 : 941,160.30 = 376,105.13 : x
  2. Step 2: Convert to fraction form
    682,015.85/941,160.30 = 376,105.13/x
  3. Step 3: Cross multiply
    682,015.85x = 941,160.30 × 376,105.13
  4. Step 4: Simplify right side
    682,015.85x = 353,975,216,982.34
  5. Step 5: Solve for x
    x = 353,975,216,982.34/682,015.85
  6. Step 6: Final answer
    x = 519,013.18

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1.5x scale

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.