Home / 293,517.90-439,110.45-254,508.30

Finding the Fourth Proportional to 293,517.90, 439,110.45 and 254,508.30

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Solution

The fourth proportional to 293,517.90, 439,110.45 and 254,508.30 is: 380,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,517.90 : 439,110.45 = 254,508.30 : x
  2. Step 2: Convert to fraction form
    293,517.90/439,110.45 = 254,508.30/x
  3. Step 3: Cross multiply
    293,517.90x = 439,110.45 × 254,508.30
  4. Step 4: Simplify right side
    293,517.90x = 111,757,254,141.74
  5. Step 5: Solve for x
    x = 111,757,254,141.74/293,517.90
  6. Step 6: Final answer
    x = 380,751.07

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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.