Home / 864,817.41-1,296,100.90-351,884.77

Finding the Fourth Proportional to 864,817.41, 1,296,100.90 and 351,884.77

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Solution

The fourth proportional to 864,817.41, 1,296,100.90 and 351,884.77 is: 527,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,817.41 : 1,296,100.90 = 351,884.77 : x
  2. Step 2: Convert to fraction form
    864,817.41/1,296,100.90 = 351,884.77/x
  3. Step 3: Cross multiply
    864,817.41x = 1,296,100.90 × 351,884.77
  4. Step 4: Simplify right side
    864,817.41x = 456,078,167,093.29
  5. Step 5: Solve for x
    x = 456,078,167,093.29/864,817.41
  6. Step 6: Final answer
    x = 527,369.32

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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.