Home / 644,933.20-966,708.60-245,419.60

Finding the Fourth Proportional to 644,933.20, 966,708.60 and 245,419.60

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Solution

The fourth proportional to 644,933.20, 966,708.60 and 245,419.60 is: 367,866.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,933.20 : 966,708.60 = 245,419.60 : x
  2. Step 2: Convert to fraction form
    644,933.20/966,708.60 = 245,419.60/x
  3. Step 3: Cross multiply
    644,933.20x = 966,708.60 × 245,419.60
  4. Step 4: Simplify right side
    644,933.20x = 237,249,237,928.56
  5. Step 5: Solve for x
    x = 237,249,237,928.56/644,933.20
  6. Step 6: Final answer
    x = 367,866.37

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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.