Home / 264,002.40-396,003.60-254,671.20

Finding the Fourth Proportional to 264,002.40, 396,003.60 and 254,671.20

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Solution

The fourth proportional to 264,002.40, 396,003.60 and 254,671.20 is: 382,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,002.40 : 396,003.60 = 254,671.20 : x
  2. Step 2: Convert to fraction form
    264,002.40/396,003.60 = 254,671.20/x
  3. Step 3: Cross multiply
    264,002.40x = 396,003.60 × 254,671.20
  4. Step 4: Simplify right side
    264,002.40x = 100,850,712,016.32
  5. Step 5: Solve for x
    x = 100,850,712,016.32/264,002.40
  6. Step 6: Final answer
    x = 382,006.80

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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.