Home / 269,493.10-404,240.86-69,799.30

Finding the Fourth Proportional to 269,493.10, 404,240.86 and 69,799.30

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Solution

The fourth proportional to 269,493.10, 404,240.86 and 69,799.30 is: 104,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,493.10 : 404,240.86 = 69,799.30 : x
  2. Step 2: Convert to fraction form
    269,493.10/404,240.86 = 69,799.30/x
  3. Step 3: Cross multiply
    269,493.10x = 404,240.86 × 69,799.30
  4. Step 4: Simplify right side
    269,493.10x = 28,215,729,059.40
  5. Step 5: Solve for x
    x = 28,215,729,059.40/269,493.10
  6. Step 6: Final answer
    x = 104,699.26

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1.5x scale

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.