Home / 502,433.18-693,357.63-276,093.26

Finding the Fourth Proportional to 502,433.18, 693,357.63 and 276,093.26

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Solution

The fourth proportional to 502,433.18, 693,357.63 and 276,093.26 is: 381,008.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,433.18 : 693,357.63 = 276,093.26 : x
  2. Step 2: Convert to fraction form
    502,433.18/693,357.63 = 276,093.26/x
  3. Step 3: Cross multiply
    502,433.18x = 693,357.63 × 276,093.26
  4. Step 4: Simplify right side
    502,433.18x = 191,431,368,412.57
  5. Step 5: Solve for x
    x = 191,431,368,412.57/502,433.18
  6. Step 6: Final answer
    x = 381,008.61

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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.