Home / 286,560.54-395,489.91-173,384.22

Finding the Fourth Proportional to 286,560.54, 395,489.91 and 173,384.22

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Solution

The fourth proportional to 286,560.54, 395,489.91 and 173,384.22 is: 239,292.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,560.54 : 395,489.91 = 173,384.22 : x
  2. Step 2: Convert to fraction form
    286,560.54/395,489.91 = 173,384.22/x
  3. Step 3: Cross multiply
    286,560.54x = 395,489.91 × 173,384.22
  4. Step 4: Simplify right side
    286,560.54x = 68,571,709,563.22
  5. Step 5: Solve for x
    x = 68,571,709,563.22/286,560.54
  6. Step 6: Final answer
    x = 239,292.23

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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.