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Finding the Fourth Proportional to 436,972.72, 603,033.51 and 245,992.81

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Solution

The fourth proportional to 436,972.72, 603,033.51 and 245,992.81 is: 339,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,972.72 : 603,033.51 = 245,992.81 : x
  2. Step 2: Convert to fraction form
    436,972.72/603,033.51 = 245,992.81/x
  3. Step 3: Cross multiply
    436,972.72x = 603,033.51 × 245,992.81
  4. Step 4: Simplify right side
    436,972.72x = 148,341,907,649.06
  5. Step 5: Solve for x
    x = 148,341,907,649.06/436,972.72
  6. Step 6: Final answer
    x = 339,476.36

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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.