Home / 628,166.44-941,869.11-281,886.40

Finding the Fourth Proportional to 628,166.44, 941,869.11 and 281,886.40

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Solution

The fourth proportional to 628,166.44, 941,869.11 and 281,886.40 is: 422,658.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,166.44 : 941,869.11 = 281,886.40 : x
  2. Step 2: Convert to fraction form
    628,166.44/941,869.11 = 281,886.40/x
  3. Step 3: Cross multiply
    628,166.44x = 941,869.11 × 281,886.40
  4. Step 4: Simplify right side
    628,166.44x = 265,500,090,334.43
  5. Step 5: Solve for x
    x = 265,500,090,334.43/628,166.44
  6. Step 6: Final answer
    x = 422,658.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.