Home / 493,282.20-680,731.23-266,927.70

Finding the Fourth Proportional to 493,282.20, 680,731.23 and 266,927.70

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Solution

The fourth proportional to 493,282.20, 680,731.23 and 266,927.70 is: 368,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,282.20 : 680,731.23 = 266,927.70 : x
  2. Step 2: Convert to fraction form
    493,282.20/680,731.23 = 266,927.70/x
  3. Step 3: Cross multiply
    493,282.20x = 680,731.23 × 266,927.70
  4. Step 4: Simplify right side
    493,282.20x = 181,706,021,542.07
  5. Step 5: Solve for x
    x = 181,706,021,542.07/493,282.20
  6. Step 6: Final answer
    x = 368,361.20

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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.