Home / 649,205.11-973,778.44-436,062.82

Finding the Fourth Proportional to 649,205.11, 973,778.44 and 436,062.82

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Solution

The fourth proportional to 649,205.11, 973,778.44 and 436,062.82 is: 654,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,205.11 : 973,778.44 = 436,062.82 : x
  2. Step 2: Convert to fraction form
    649,205.11/973,778.44 = 436,062.82/x
  3. Step 3: Cross multiply
    649,205.11x = 973,778.44 × 436,062.82
  4. Step 4: Simplify right side
    649,205.11x = 424,628,572,601.60
  5. Step 5: Solve for x
    x = 424,628,572,601.60/649,205.11
  6. Step 6: Final answer
    x = 654,074.60

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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.