Home / 288,141.36-397,265.43-236,267.34

Finding the Fourth Proportional to 288,141.36, 397,265.43 and 236,267.34

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Solution

The fourth proportional to 288,141.36, 397,265.43 and 236,267.34 is: 325,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,141.36 : 397,265.43 = 236,267.34 : x
  2. Step 2: Convert to fraction form
    288,141.36/397,265.43 = 236,267.34/x
  3. Step 3: Cross multiply
    288,141.36x = 397,265.43 × 236,267.34
  4. Step 4: Simplify right side
    288,141.36x = 93,860,846,420.06
  5. Step 5: Solve for x
    x = 93,860,846,420.06/288,141.36
  6. Step 6: Final answer
    x = 325,745.83

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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.