Home / 432,292.56-648,363.24-195,579.60

Finding the Fourth Proportional to 432,292.56, 648,363.24 and 195,579.60

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Solution

The fourth proportional to 432,292.56, 648,363.24 and 195,579.60 is: 293,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,292.56 : 648,363.24 = 195,579.60 : x
  2. Step 2: Convert to fraction form
    432,292.56/648,363.24 = 195,579.60/x
  3. Step 3: Cross multiply
    432,292.56x = 648,363.24 × 195,579.60
  4. Step 4: Simplify right side
    432,292.56x = 126,806,623,133.90
  5. Step 5: Solve for x
    x = 126,806,623,133.90/432,292.56
  6. Step 6: Final answer
    x = 293,335.20

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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.