Home / 427,959.45-590,584.01-236,972.84

Finding the Fourth Proportional to 427,959.45, 590,584.01 and 236,972.84

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Solution

The fourth proportional to 427,959.45, 590,584.01 and 236,972.84 is: 327,022.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,959.45 : 590,584.01 = 236,972.84 : x
  2. Step 2: Convert to fraction form
    427,959.45/590,584.01 = 236,972.84/x
  3. Step 3: Cross multiply
    427,959.45x = 590,584.01 × 236,972.84
  4. Step 4: Simplify right side
    427,959.45x = 139,952,365,970.50
  5. Step 5: Solve for x
    x = 139,952,365,970.50/427,959.45
  6. Step 6: Final answer
    x = 327,022.49

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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.