Home / 221,210.58-331,815.51-176,628.42

Finding the Fourth Proportional to 221,210.58, 331,815.51 and 176,628.42

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Solution

The fourth proportional to 221,210.58, 331,815.51 and 176,628.42 is: 264,942.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,210.58 : 331,815.51 = 176,628.42 : x
  2. Step 2: Convert to fraction form
    221,210.58/331,815.51 = 176,628.42/x
  3. Step 3: Cross multiply
    221,210.58x = 331,815.51 × 176,628.42
  4. Step 4: Simplify right side
    221,210.58x = 58,608,049,262.79
  5. Step 5: Solve for x
    x = 58,608,049,262.79/221,210.58
  6. Step 6: Final answer
    x = 264,942.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.