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Finding the Fourth Proportional to 541,569.87, 747,389.77 and 299,852.43

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Solution

The fourth proportional to 541,569.87, 747,389.77 and 299,852.43 is: 413,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,569.87 : 747,389.77 = 299,852.43 : x
  2. Step 2: Convert to fraction form
    541,569.87/747,389.77 = 299,852.43/x
  3. Step 3: Cross multiply
    541,569.87x = 747,389.77 × 299,852.43
  4. Step 4: Simplify right side
    541,569.87x = 224,106,640,744.72
  5. Step 5: Solve for x
    x = 224,106,640,744.72/541,569.87
  6. Step 6: Final answer
    x = 413,809.29

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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.