Home / 591,495.20-886,076.40-354,132.80

Finding the Fourth Proportional to 591,495.20, 886,076.40 and 354,132.80

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Solution

The fourth proportional to 591,495.20, 886,076.40 and 354,132.80 is: 530,500.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,495.20 : 886,076.40 = 354,132.80 : x
  2. Step 2: Convert to fraction form
    591,495.20/886,076.40 = 354,132.80/x
  3. Step 3: Cross multiply
    591,495.20x = 886,076.40 × 354,132.80
  4. Step 4: Simplify right side
    591,495.20x = 313,788,716,545.92
  5. Step 5: Solve for x
    x = 313,788,716,545.92/591,495.20
  6. Step 6: Final answer
    x = 530,500.87

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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.