Home / 939,558.28-1,296,048.18-599,643.40

Finding the Fourth Proportional to 939,558.28, 1,296,048.18 and 599,643.40

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Solution

The fourth proportional to 939,558.28, 1,296,048.18 and 599,643.40 is: 827,161.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,558.28 : 1,296,048.18 = 599,643.40 : x
  2. Step 2: Convert to fraction form
    939,558.28/1,296,048.18 = 599,643.40/x
  3. Step 3: Cross multiply
    939,558.28x = 1,296,048.18 × 599,643.40
  4. Step 4: Simplify right side
    939,558.28x = 777,166,737,219.01
  5. Step 5: Solve for x
    x = 777,166,737,219.01/939,558.28
  6. Step 6: Final answer
    x = 827,161.82

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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.