Home / 967,329.20-1,450,475.40-405,729.20

Finding the Fourth Proportional to 967,329.20, 1,450,475.40 and 405,729.20

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Solution

The fourth proportional to 967,329.20, 1,450,475.40 and 405,729.20 is: 608,376.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,329.20 : 1,450,475.40 = 405,729.20 : x
  2. Step 2: Convert to fraction form
    967,329.20/1,450,475.40 = 405,729.20/x
  3. Step 3: Cross multiply
    967,329.20x = 1,450,475.40 × 405,729.20
  4. Step 4: Simplify right side
    967,329.20x = 588,500,223,661.68
  5. Step 5: Solve for x
    x = 588,500,223,661.68/967,329.20
  6. Step 6: Final answer
    x = 608,376.37

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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.