Home / 296,677.91-445,309.23-211,383.51

Finding the Fourth Proportional to 296,677.91, 445,309.23 and 211,383.51

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Solution

The fourth proportional to 296,677.91, 445,309.23 and 211,383.51 is: 317,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,677.91 : 445,309.23 = 211,383.51 : x
  2. Step 2: Convert to fraction form
    296,677.91/445,309.23 = 211,383.51/x
  3. Step 3: Cross multiply
    296,677.91x = 445,309.23 × 211,383.51
  4. Step 4: Simplify right side
    296,677.91x = 94,131,028,865.49
  5. Step 5: Solve for x
    x = 94,131,028,865.49/296,677.91
  6. Step 6: Final answer
    x = 317,283.58

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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.