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Finding the Fourth Proportional to 377,885.66, 521,443.62 and 232,668.41

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Solution

The fourth proportional to 377,885.66, 521,443.62 and 232,668.41 is: 321,058.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,885.66 : 521,443.62 = 232,668.41 : x
  2. Step 2: Convert to fraction form
    377,885.66/521,443.62 = 232,668.41/x
  3. Step 3: Cross multiply
    377,885.66x = 521,443.62 × 232,668.41
  4. Step 4: Simplify right side
    377,885.66x = 121,323,455,362.83
  5. Step 5: Solve for x
    x = 121,323,455,362.83/377,885.66
  6. Step 6: Final answer
    x = 321,058.64

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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.