Home / 313,848.20-470,772.30-194,000.60

Finding the Fourth Proportional to 313,848.20, 470,772.30 and 194,000.60

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Solution

The fourth proportional to 313,848.20, 470,772.30 and 194,000.60 is: 291,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,848.20 : 470,772.30 = 194,000.60 : x
  2. Step 2: Convert to fraction form
    313,848.20/470,772.30 = 194,000.60/x
  3. Step 3: Cross multiply
    313,848.20x = 470,772.30 × 194,000.60
  4. Step 4: Simplify right side
    313,848.20x = 91,330,108,663.38
  5. Step 5: Solve for x
    x = 91,330,108,663.38/313,848.20
  6. Step 6: Final answer
    x = 291,000.90

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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.