Home / 591,155.61-886,857.96-191,765.20

Finding the Fourth Proportional to 591,155.61, 886,857.96 and 191,765.20

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Solution

The fourth proportional to 591,155.61, 886,857.96 and 191,765.20 is: 287,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,155.61 : 886,857.96 = 191,765.20 : x
  2. Step 2: Convert to fraction form
    591,155.61/886,857.96 = 191,765.20/x
  3. Step 3: Cross multiply
    591,155.61x = 886,857.96 × 191,765.20
  4. Step 4: Simplify right side
    591,155.61x = 170,068,493,112.17
  5. Step 5: Solve for x
    x = 170,068,493,112.17/591,155.61
  6. Step 6: Final answer
    x = 287,688.20

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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.