Home / 591,081.29-886,746.47-191,690.91

Finding the Fourth Proportional to 591,081.29, 886,746.47 and 191,690.91

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Solution

The fourth proportional to 591,081.29, 886,746.47 and 191,690.91 is: 287,576.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,081.29 : 886,746.47 = 191,690.91 : x
  2. Step 2: Convert to fraction form
    591,081.29/886,746.47 = 191,690.91/x
  3. Step 3: Cross multiply
    591,081.29x = 886,746.47 × 191,690.91
  4. Step 4: Simplify right side
    591,081.29x = 169,981,240,140.43
  5. Step 5: Solve for x
    x = 169,981,240,140.43/591,081.29
  6. Step 6: Final answer
    x = 287,576.76

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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.