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Finding the Fourth Proportional to 377,888.41, 521,447.42 and 232,671.16

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Solution

The fourth proportional to 377,888.41, 521,447.42 and 232,671.16 is: 321,062.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,888.41 : 521,447.42 = 232,671.16 : x
  2. Step 2: Convert to fraction form
    377,888.41/521,447.42 = 232,671.16/x
  3. Step 3: Cross multiply
    377,888.41x = 521,447.42 × 232,671.16
  4. Step 4: Simplify right side
    377,888.41x = 121,325,772,319.81
  5. Step 5: Solve for x
    x = 121,325,772,319.81/377,888.41
  6. Step 6: Final answer
    x = 321,062.44

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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.