Home / 273,001.10-378,001.23-252,005.90

Finding the Fourth Proportional to 273,001.10, 378,001.23 and 252,005.90

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Solution

The fourth proportional to 273,001.10, 378,001.23 and 252,005.90 is: 348,930.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,001.10 : 378,001.23 = 252,005.90 : x
  2. Step 2: Convert to fraction form
    273,001.10/378,001.23 = 252,005.90/x
  3. Step 3: Cross multiply
    273,001.10x = 378,001.23 × 252,005.90
  4. Step 4: Simplify right side
    273,001.10x = 95,258,540,167.26
  5. Step 5: Solve for x
    x = 95,258,540,167.26/273,001.10
  6. Step 6: Final answer
    x = 348,930.98

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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.