Home / 384,043.20-529,977.60-214,277.04

Finding the Fourth Proportional to 384,043.20, 529,977.60 and 214,277.04

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Solution

The fourth proportional to 384,043.20, 529,977.60 and 214,277.04 is: 295,701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,043.20 : 529,977.60 = 214,277.04 : x
  2. Step 2: Convert to fraction form
    384,043.20/529,977.60 = 214,277.04/x
  3. Step 3: Cross multiply
    384,043.20x = 529,977.60 × 214,277.04
  4. Step 4: Simplify right side
    384,043.20x = 113,562,031,394.30
  5. Step 5: Solve for x
    x = 113,562,031,394.30/384,043.20
  6. Step 6: Final answer
    x = 295,701.19

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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.