Home / 840,997.98-1,160,576.82-459,024.72

Finding the Fourth Proportional to 840,997.98, 1,160,576.82 and 459,024.72

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Solution

The fourth proportional to 840,997.98, 1,160,576.82 and 459,024.72 is: 633,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,997.98 : 1,160,576.82 = 459,024.72 : x
  2. Step 2: Convert to fraction form
    840,997.98/1,160,576.82 = 459,024.72/x
  3. Step 3: Cross multiply
    840,997.98x = 1,160,576.82 × 459,024.72
  4. Step 4: Simplify right side
    840,997.98x = 532,733,449,838.99
  5. Step 5: Solve for x
    x = 532,733,449,838.99/840,997.98
  6. Step 6: Final answer
    x = 633,453.90

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1.5x scale

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.