Home / 683,180.10-942,764.40-377,251.20

Finding the Fourth Proportional to 683,180.10, 942,764.40 and 377,251.20

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Solution

The fourth proportional to 683,180.10, 942,764.40 and 377,251.20 is: 520,593.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,180.10 : 942,764.40 = 377,251.20 : x
  2. Step 2: Convert to fraction form
    683,180.10/942,764.40 = 377,251.20/x
  3. Step 3: Cross multiply
    683,180.10x = 942,764.40 × 377,251.20
  4. Step 4: Simplify right side
    683,180.10x = 355,659,001,217.28
  5. Step 5: Solve for x
    x = 355,659,001,217.28/683,180.10
  6. Step 6: Final answer
    x = 520,593.33

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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.