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Finding the Fourth Proportional to 439,569.57, 606,573.54 and 245,951.58

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Solution

The fourth proportional to 439,569.57, 606,573.54 and 245,951.58 is: 339,395.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,569.57 : 606,573.54 = 245,951.58 : x
  2. Step 2: Convert to fraction form
    439,569.57/606,573.54 = 245,951.58/x
  3. Step 3: Cross multiply
    439,569.57x = 606,573.54 × 245,951.58
  4. Step 4: Simplify right side
    439,569.57x = 149,187,720,549.19
  5. Step 5: Solve for x
    x = 149,187,720,549.19/439,569.57
  6. Step 6: Final answer
    x = 339,395.01

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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.