Home / 807,752.30-1,114,692.99-445,176.50

Finding the Fourth Proportional to 807,752.30, 1,114,692.99 and 445,176.50

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Solution

The fourth proportional to 807,752.30, 1,114,692.99 and 445,176.50 is: 614,340.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,752.30 : 1,114,692.99 = 445,176.50 : x
  2. Step 2: Convert to fraction form
    807,752.30/1,114,692.99 = 445,176.50/x
  3. Step 3: Cross multiply
    807,752.30x = 1,114,692.99 × 445,176.50
  4. Step 4: Simplify right side
    807,752.30x = 496,235,123,862.74
  5. Step 5: Solve for x
    x = 496,235,123,862.74/807,752.30
  6. Step 6: Final answer
    x = 614,340.71

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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.