Home / 456,260.18-684,391.77-171,874.41

Finding the Fourth Proportional to 456,260.18, 684,391.77 and 171,874.41

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Solution

The fourth proportional to 456,260.18, 684,391.77 and 171,874.41 is: 257,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,260.18 : 684,391.77 = 171,874.41 : x
  2. Step 2: Convert to fraction form
    456,260.18/684,391.77 = 171,874.41/x
  3. Step 3: Cross multiply
    456,260.18x = 684,391.77 × 171,874.41
  4. Step 4: Simplify right side
    456,260.18x = 117,629,430,072.11
  5. Step 5: Solve for x
    x = 117,629,430,072.11/456,260.18
  6. Step 6: Final answer
    x = 257,812.18

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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.