Home / 396,301.50-594,327.45-130,000.14

Finding the Fourth Proportional to 396,301.50, 594,327.45 and 130,000.14

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Solution

The fourth proportional to 396,301.50, 594,327.45 and 130,000.14 is: 194,959.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,301.50 : 594,327.45 = 130,000.14 : x
  2. Step 2: Convert to fraction form
    396,301.50/594,327.45 = 130,000.14/x
  3. Step 3: Cross multiply
    396,301.50x = 594,327.45 × 130,000.14
  4. Step 4: Simplify right side
    396,301.50x = 77,262,651,705.84
  5. Step 5: Solve for x
    x = 77,262,651,705.84/396,301.50
  6. Step 6: Final answer
    x = 194,959.27

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1.5x scale

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.