Home / 436,965.78-603,199.18-293,808.81

Finding the Fourth Proportional to 436,965.78, 603,199.18 and 293,808.81

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Solution

The fourth proportional to 436,965.78, 603,199.18 and 293,808.81 is: 405,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,965.78 : 603,199.18 = 293,808.81 : x
  2. Step 2: Convert to fraction form
    436,965.78/603,199.18 = 293,808.81/x
  3. Step 3: Cross multiply
    436,965.78x = 603,199.18 × 293,808.81
  4. Step 4: Simplify right side
    436,965.78x = 177,225,233,268.78
  5. Step 5: Solve for x
    x = 177,225,233,268.78/436,965.78
  6. Step 6: Final answer
    x = 405,581.49

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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.