Home / 434,632.40-652,105.20-194,726.60

Finding the Fourth Proportional to 434,632.40, 652,105.20 and 194,726.60

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Solution

The fourth proportional to 434,632.40, 652,105.20 and 194,726.60 is: 292,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,632.40 : 652,105.20 = 194,726.60 : x
  2. Step 2: Convert to fraction form
    434,632.40/652,105.20 = 194,726.60/x
  3. Step 3: Cross multiply
    434,632.40x = 652,105.20 × 194,726.60
  4. Step 4: Simplify right side
    434,632.40x = 126,982,228,438.32
  5. Step 5: Solve for x
    x = 126,982,228,438.32/434,632.40
  6. Step 6: Final answer
    x = 292,160.06

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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.