Home / 682,343.17-941,643.36-395,949.85

Finding the Fourth Proportional to 682,343.17, 941,643.36 and 395,949.85

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Solution

The fourth proportional to 682,343.17, 941,643.36 and 395,949.85 is: 546,416.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,343.17 : 941,643.36 = 395,949.85 : x
  2. Step 2: Convert to fraction form
    682,343.17/941,643.36 = 395,949.85/x
  3. Step 3: Cross multiply
    682,343.17x = 941,643.36 × 395,949.85
  4. Step 4: Simplify right side
    682,343.17x = 372,843,542,437.28
  5. Step 5: Solve for x
    x = 372,843,542,437.28/682,343.17
  6. Step 6: Final answer
    x = 546,416.47

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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.