Home / 427,529.80-589,981.99-233,936.76

Finding the Fourth Proportional to 427,529.80, 589,981.99 and 233,936.76

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Solution

The fourth proportional to 427,529.80, 589,981.99 and 233,936.76 is: 322,827.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,529.80 : 589,981.99 = 233,936.76 : x
  2. Step 2: Convert to fraction form
    427,529.80/589,981.99 = 233,936.76/x
  3. Step 3: Cross multiply
    427,529.80x = 589,981.99 × 233,936.76
  4. Step 4: Simplify right side
    427,529.80x = 138,018,475,198.95
  5. Step 5: Solve for x
    x = 138,018,475,198.95/427,529.80
  6. Step 6: Final answer
    x = 322,827.73

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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.