Home / 682,272.32-941,617.10-395,802.05

Finding the Fourth Proportional to 682,272.32, 941,617.10 and 395,802.05

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Solution

The fourth proportional to 682,272.32, 941,617.10 and 395,802.05 is: 546,253.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,272.32 : 941,617.10 = 395,802.05 : x
  2. Step 2: Convert to fraction form
    682,272.32/941,617.10 = 395,802.05/x
  3. Step 3: Cross multiply
    682,272.32x = 941,617.10 × 395,802.05
  4. Step 4: Simplify right side
    682,272.32x = 372,693,974,776.48
  5. Step 5: Solve for x
    x = 372,693,974,776.48/682,272.32
  6. Step 6: Final answer
    x = 546,253.99

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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.