Home / 609,385.20-914,162.76-254,317.92

Finding the Fourth Proportional to 609,385.20, 914,162.76 and 254,317.92

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Solution

The fourth proportional to 609,385.20, 914,162.76 and 254,317.92 is: 381,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,385.20 : 914,162.76 = 254,317.92 : x
  2. Step 2: Convert to fraction form
    609,385.20/914,162.76 = 254,317.92/x
  3. Step 3: Cross multiply
    609,385.20x = 914,162.76 × 254,317.92
  4. Step 4: Simplify right side
    609,385.20x = 232,487,971,664.66
  5. Step 5: Solve for x
    x = 232,487,971,664.66/609,385.20
  6. Step 6: Final answer
    x = 381,512.34

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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.