Home / 827,049.84-1,240,367.40-605,024.88

Finding the Fourth Proportional to 827,049.84, 1,240,367.40 and 605,024.88

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Solution

The fourth proportional to 827,049.84, 1,240,367.40 and 605,024.88 is: 907,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,049.84 : 1,240,367.40 = 605,024.88 : x
  2. Step 2: Convert to fraction form
    827,049.84/1,240,367.40 = 605,024.88/x
  3. Step 3: Cross multiply
    827,049.84x = 1,240,367.40 × 605,024.88
  4. Step 4: Simplify right side
    827,049.84x = 750,453,137,340.91
  5. Step 5: Solve for x
    x = 750,453,137,340.91/827,049.84
  6. Step 6: Final answer
    x = 907,385.63

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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.