Home / 746,940.62-1,030,865.20-424,699

Finding the Fourth Proportional to 746,940.62, 1,030,865.20 and 424,699

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Solution

The fourth proportional to 746,940.62, 1,030,865.20 and 424,699 is: 586,134.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,940.62 : 1,030,865.20 = 424,699 : x
  2. Step 2: Convert to fraction form
    746,940.62/1,030,865.20 = 424,699/x
  3. Step 3: Cross multiply
    746,940.62x = 1,030,865.20 × 424,699
  4. Step 4: Simplify right side
    746,940.62x = 437,807,419,574.80
  5. Step 5: Solve for x
    x = 437,807,419,574.80/746,940.62
  6. Step 6: Final answer
    x = 586,134.17

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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.