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Finding the Fourth Proportional to 439,568.57, 606,572.16 and 245,950.58

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Solution

The fourth proportional to 439,568.57, 606,572.16 and 245,950.58 is: 339,393.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,568.57 : 606,572.16 = 245,950.58 : x
  2. Step 2: Convert to fraction form
    439,568.57/606,572.16 = 245,950.58/x
  3. Step 3: Cross multiply
    439,568.57x = 606,572.16 × 245,950.58
  4. Step 4: Simplify right side
    439,568.57x = 149,186,774,563.85
  5. Step 5: Solve for x
    x = 149,186,774,563.85/439,568.57
  6. Step 6: Final answer
    x = 339,393.63

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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.