Home / 246,905.10-370,357.65-219,348.90

Finding the Fourth Proportional to 246,905.10, 370,357.65 and 219,348.90

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Solution

The fourth proportional to 246,905.10, 370,357.65 and 219,348.90 is: 329,023.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,905.10 : 370,357.65 = 219,348.90 : x
  2. Step 2: Convert to fraction form
    246,905.10/370,357.65 = 219,348.90/x
  3. Step 3: Cross multiply
    246,905.10x = 370,357.65 × 219,348.90
  4. Step 4: Simplify right side
    246,905.10x = 81,237,543,134.09
  5. Step 5: Solve for x
    x = 81,237,543,134.09/246,905.10
  6. Step 6: Final answer
    x = 329,023.35

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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.