Home / 591,023.49-886,659.78-191,633.12

Finding the Fourth Proportional to 591,023.49, 886,659.78 and 191,633.12

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Solution

The fourth proportional to 591,023.49, 886,659.78 and 191,633.12 is: 287,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,023.49 : 886,659.78 = 191,633.12 : x
  2. Step 2: Convert to fraction form
    591,023.49/886,659.78 = 191,633.12/x
  3. Step 3: Cross multiply
    591,023.49x = 886,659.78 × 191,633.12
  4. Step 4: Simplify right side
    591,023.49x = 169,913,374,628.45
  5. Step 5: Solve for x
    x = 169,913,374,628.45/591,023.49
  6. Step 6: Final answer
    x = 287,490.05

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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.