Home / 591,055.50-886,707.90-191,665.23

Finding the Fourth Proportional to 591,055.50, 886,707.90 and 191,665.23

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Solution

The fourth proportional to 591,055.50, 886,707.90 and 191,665.23 is: 287,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,055.50 : 886,707.90 = 191,665.23 : x
  2. Step 2: Convert to fraction form
    591,055.50/886,707.90 = 191,665.23/x
  3. Step 3: Cross multiply
    591,055.50x = 886,707.90 × 191,665.23
  4. Step 4: Simplify right side
    591,055.50x = 169,951,073,596.32
  5. Step 5: Solve for x
    x = 169,951,073,596.32/591,055.50
  6. Step 6: Final answer
    x = 287,538.27

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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.