Home / 808,046.24-1,209,075.39-647,635.67

Finding the Fourth Proportional to 808,046.24, 1,209,075.39 and 647,635.67

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Solution

The fourth proportional to 808,046.24, 1,209,075.39 and 647,635.67 is: 969,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,046.24 : 1,209,075.39 = 647,635.67 : x
  2. Step 2: Convert to fraction form
    808,046.24/1,209,075.39 = 647,635.67/x
  3. Step 3: Cross multiply
    808,046.24x = 1,209,075.39 × 647,635.67
  4. Step 4: Simplify right side
    808,046.24x = 783,040,344,237.78
  5. Step 5: Solve for x
    x = 783,040,344,237.78/808,046.24
  6. Step 6: Final answer
    x = 969,053.88

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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.