Home / 591,120.32-886,805.18-191,730.08

Finding the Fourth Proportional to 591,120.32, 886,805.18 and 191,730.08

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Solution

The fourth proportional to 591,120.32, 886,805.18 and 191,730.08 is: 287,635.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,120.32 : 886,805.18 = 191,730.08 : x
  2. Step 2: Convert to fraction form
    591,120.32/886,805.18 = 191,730.08/x
  3. Step 3: Cross multiply
    591,120.32x = 886,805.18 × 191,730.08
  4. Step 4: Simplify right side
    591,120.32x = 170,027,228,105.81
  5. Step 5: Solve for x
    x = 170,027,228,105.81/591,120.32
  6. Step 6: Final answer
    x = 287,635.57

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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.