Home / 789,028.90-1,183,543.35-473,323.30

Finding the Fourth Proportional to 789,028.90, 1,183,543.35 and 473,323.30

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Solution

The fourth proportional to 789,028.90, 1,183,543.35 and 473,323.30 is: 709,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,028.90 : 1,183,543.35 = 473,323.30 : x
  2. Step 2: Convert to fraction form
    789,028.90/1,183,543.35 = 473,323.30/x
  3. Step 3: Cross multiply
    789,028.90x = 1,183,543.35 × 473,323.30
  4. Step 4: Simplify right side
    789,028.90x = 560,198,644,115.06
  5. Step 5: Solve for x
    x = 560,198,644,115.06/789,028.90
  6. Step 6: Final answer
    x = 709,984.95

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Double scale
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Similar ratio
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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.