Home / 502,441.20-693,360.99-276,081.84

Finding the Fourth Proportional to 502,441.20, 693,360.99 and 276,081.84

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Solution

The fourth proportional to 502,441.20, 693,360.99 and 276,081.84 is: 380,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,441.20 : 693,360.99 = 276,081.84 : x
  2. Step 2: Convert to fraction form
    502,441.20/693,360.99 = 276,081.84/x
  3. Step 3: Cross multiply
    502,441.20x = 693,360.99 × 276,081.84
  4. Step 4: Simplify right side
    502,441.20x = 191,424,377,903.42
  5. Step 5: Solve for x
    x = 191,424,377,903.42/502,441.20
  6. Step 6: Final answer
    x = 380,988.62

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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.