Home / 432,202.36-595,725.39-288,910.12

Finding the Fourth Proportional to 432,202.36, 595,725.39 and 288,910.12

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Solution

The fourth proportional to 432,202.36, 595,725.39 and 288,910.12 is: 398,218.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,202.36 : 595,725.39 = 288,910.12 : x
  2. Step 2: Convert to fraction form
    432,202.36/595,725.39 = 288,910.12/x
  3. Step 3: Cross multiply
    432,202.36x = 595,725.39 × 288,910.12
  4. Step 4: Simplify right side
    432,202.36x = 172,111,093,911.95
  5. Step 5: Solve for x
    x = 172,111,093,911.95/432,202.36
  6. Step 6: Final answer
    x = 398,218.77

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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.