Home / 436,835.01-603,018.30-293,678.08

Finding the Fourth Proportional to 436,835.01, 603,018.30 and 293,678.08

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Solution

The fourth proportional to 436,835.01, 603,018.30 and 293,678.08 is: 405,400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,835.01 : 603,018.30 = 293,678.08 : x
  2. Step 2: Convert to fraction form
    436,835.01/603,018.30 = 293,678.08/x
  3. Step 3: Cross multiply
    436,835.01x = 603,018.30 × 293,678.08
  4. Step 4: Simplify right side
    436,835.01x = 177,093,256,548.86
  5. Step 5: Solve for x
    x = 177,093,256,548.86/436,835.01
  6. Step 6: Final answer
    x = 405,400.79

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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.