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Finding the Fourth Proportional to 377,456.59, 520,907.25 and 234,262.77

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Solution

The fourth proportional to 377,456.59, 520,907.25 and 234,262.77 is: 323,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,456.59 : 520,907.25 = 234,262.77 : x
  2. Step 2: Convert to fraction form
    377,456.59/520,907.25 = 234,262.77/x
  3. Step 3: Cross multiply
    377,456.59x = 520,907.25 × 234,262.77
  4. Step 4: Simplify right side
    377,456.59x = 122,029,175,298.08
  5. Step 5: Solve for x
    x = 122,029,175,298.08/377,456.59
  6. Step 6: Final answer
    x = 323,293.27

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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.