Home / 939,559.28-1,296,049.56-599,644.40

Finding the Fourth Proportional to 939,559.28, 1,296,049.56 and 599,644.40

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Solution

The fourth proportional to 939,559.28, 1,296,049.56 and 599,644.40 is: 827,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,559.28 : 1,296,049.56 = 599,644.40 : x
  2. Step 2: Convert to fraction form
    939,559.28/1,296,049.56 = 599,644.40/x
  3. Step 3: Cross multiply
    939,559.28x = 1,296,049.56 × 599,644.40
  4. Step 4: Simplify right side
    939,559.28x = 777,168,860,776.46
  5. Step 5: Solve for x
    x = 777,168,860,776.46/939,559.28
  6. Step 6: Final answer
    x = 827,163.20

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1.5x scale

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.