Home / 331,819.77-457,950.16-188,601.34

Finding the Fourth Proportional to 331,819.77, 457,950.16 and 188,601.34

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Solution

The fourth proportional to 331,819.77, 457,950.16 and 188,601.34 is: 260,291.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,819.77 : 457,950.16 = 188,601.34 : x
  2. Step 2: Convert to fraction form
    331,819.77/457,950.16 = 188,601.34/x
  3. Step 3: Cross multiply
    331,819.77x = 457,950.16 × 188,601.34
  4. Step 4: Simplify right side
    331,819.77x = 86,370,013,357.71
  5. Step 5: Solve for x
    x = 86,370,013,357.71/331,819.77
  6. Step 6: Final answer
    x = 260,291.94

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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.