Home / 396,946.09-595,622.90-194,538.40

Finding the Fourth Proportional to 396,946.09, 595,622.90 and 194,538.40

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Solution

The fourth proportional to 396,946.09, 595,622.90 and 194,538.40 is: 291,907.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,946.09 : 595,622.90 = 194,538.40 : x
  2. Step 2: Convert to fraction form
    396,946.09/595,622.90 = 194,538.40/x
  3. Step 3: Cross multiply
    396,946.09x = 595,622.90 × 194,538.40
  4. Step 4: Simplify right side
    396,946.09x = 115,871,525,969.36
  5. Step 5: Solve for x
    x = 115,871,525,969.36/396,946.09
  6. Step 6: Final answer
    x = 291,907.46

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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.